23428720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 160

約数和(自身を含む): 69424128

約数和(自身を除く): 45995408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 107, 112, 115, 119, 136, 140, 161, 170, 184, 214, 230, 238, 272, 280, 322, 340, 368, 391, 428, 460, 476, 535, 560, 595, 644, 680, 749, 782, 805, 856, 920, 952, 1070, 1190, 1288, 1360, 1498, 1564, 1610, 1712, 1819, 1840, 1904, 1955, 2140, 2380, 2461, 2576, 2737, 2996, 3128, 3220, 3638, 3745, 3910, 4280, 4760, 4922, 5474, 5992, 6256, 6440, 7276, 7490, 7820, 8560, 9095, 9520, 9844, 10948, 11984, 12305, 12733, 12880, 13685, 14552, 14980, 15640, 17227, 18190, 19688, 21896, 24610, 25466, 27370, 29104, 29960, 31280, 34454, 36380, 39376, 41837, 43792, 49220, 50932, 54740, 59920, 63665, 68908, 72760, 83674, 86135, 98440, 101864, 109480, 127330, 137816, 145520, 167348, 172270, 196880, 203728, 209185, 218960, 254660, 275632, 292859, 334696, 344540, 418370, 509320, 585718, 669392, 689080, 836740, 1018640, 1171436, 1378160, 1464295, 1673480, 2342872, 2928590, 3346960, 4685744, 5857180, 11714360, 23428720]

約数ペア:

[(1, 23428720), (2, 11714360), (4, 5857180), (5, 4685744), (7, 3346960), (8, 2928590), (10, 2342872), (14, 1673480), (16, 1464295), (17, 1378160), (20, 1171436), (23, 1018640), (28, 836740), (34, 689080), (35, 669392), (40, 585718), (46, 509320), (56, 418370), (68, 344540), (70, 334696), (80, 292859), (85, 275632), (92, 254660), (107, 218960), (112, 209185), (115, 203728), (119, 196880), (136, 172270), (140, 167348), (161, 145520), (170, 137816), (184, 127330), (214, 109480), (230, 101864), (238, 98440), (272, 86135), (280, 83674), (322, 72760), (340, 68908), (368, 63665), (391, 59920), (428, 54740), (460, 50932), (476, 49220), (535, 43792), (560, 41837), (595, 39376), (644, 36380), (680, 34454), (749, 31280), (782, 29960), (805, 29104), (856, 27370), (920, 25466), (952, 24610), (1070, 21896), (1190, 19688), (1288, 18190), (1360, 17227), (1498, 15640), (1564, 14980), (1610, 14552), (1712, 13685), (1819, 12880), (1840, 12733), (1904, 12305), (1955, 11984), (2140, 10948), (2380, 9844), (2461, 9520), (2576, 9095), (2737, 8560), (2996, 7820), (3128, 7490), (3220, 7276), (3638, 6440), (3745, 6256), (3910, 5992), (4280, 5474), (4760, 4922)]