2471120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 6428160

約数和(自身を除く): 3957040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 79, 80, 85, 92, 115, 136, 158, 170, 184, 230, 272, 316, 340, 368, 391, 395, 460, 632, 680, 782, 790, 920, 1264, 1343, 1360, 1564, 1580, 1817, 1840, 1955, 2686, 3128, 3160, 3634, 3910, 5372, 6256, 6320, 6715, 7268, 7820, 9085, 10744, 13430, 14536, 15640, 18170, 21488, 26860, 29072, 30889, 31280, 36340, 53720, 61778, 72680, 107440, 123556, 145360, 154445, 247112, 308890, 494224, 617780, 1235560, 2471120]

約数ペア:

[(1, 2471120), (2, 1235560), (4, 617780), (5, 494224), (8, 308890), (10, 247112), (16, 154445), (17, 145360), (20, 123556), (23, 107440), (34, 72680), (40, 61778), (46, 53720), (68, 36340), (79, 31280), (80, 30889), (85, 29072), (92, 26860), (115, 21488), (136, 18170), (158, 15640), (170, 14536), (184, 13430), (230, 10744), (272, 9085), (316, 7820), (340, 7268), (368, 6715), (391, 6320), (395, 6256), (460, 5372), (632, 3910), (680, 3634), (782, 3160), (790, 3128), (920, 2686), (1264, 1955), (1343, 1840), (1360, 1817), (1564, 1580)]