12793520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 32944320

約数和(自身を除く): 20150800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 409, 460, 680, 782, 818, 920, 1360, 1564, 1636, 1840, 1955, 2045, 3128, 3272, 3910, 4090, 6256, 6544, 6953, 7820, 8180, 9407, 13906, 15640, 16360, 18814, 27812, 31280, 32720, 34765, 37628, 47035, 55624, 69530, 75256, 94070, 111248, 139060, 150512, 159919, 188140, 278120, 319838, 376280, 556240, 639676, 752560, 799595, 1279352, 1599190, 2558704, 3198380, 6396760, 12793520]

約数ペア:

[(1, 12793520), (2, 6396760), (4, 3198380), (5, 2558704), (8, 1599190), (10, 1279352), (16, 799595), (17, 752560), (20, 639676), (23, 556240), (34, 376280), (40, 319838), (46, 278120), (68, 188140), (80, 159919), (85, 150512), (92, 139060), (115, 111248), (136, 94070), (170, 75256), (184, 69530), (230, 55624), (272, 47035), (340, 37628), (368, 34765), (391, 32720), (409, 31280), (460, 27812), (680, 18814), (782, 16360), (818, 15640), (920, 13906), (1360, 9407), (1564, 8180), (1636, 7820), (1840, 6953), (1955, 6544), (2045, 6256), (3128, 4090), (3272, 3910)]