28670560

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 72394560

約数和(自身を除く): 43724000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 37, 40, 58, 74, 80, 116, 145, 148, 160, 167, 185, 232, 290, 296, 334, 370, 464, 580, 592, 668, 740, 835, 928, 1073, 1160, 1184, 1336, 1480, 1670, 2146, 2320, 2672, 2960, 3340, 4292, 4640, 4843, 5344, 5365, 5920, 6179, 6680, 8584, 9686, 10730, 12358, 13360, 17168, 19372, 21460, 24215, 24716, 26720, 30895, 34336, 38744, 42920, 48430, 49432, 61790, 77488, 85840, 96860, 98864, 123580, 154976, 171680, 179191, 193720, 197728, 247160, 358382, 387440, 494320, 716764, 774880, 895955, 988640, 1433528, 1791910, 2867056, 3583820, 5734112, 7167640, 14335280, 28670560]

約数ペア:

[(1, 28670560), (2, 14335280), (4, 7167640), (5, 5734112), (8, 3583820), (10, 2867056), (16, 1791910), (20, 1433528), (29, 988640), (32, 895955), (37, 774880), (40, 716764), (58, 494320), (74, 387440), (80, 358382), (116, 247160), (145, 197728), (148, 193720), (160, 179191), (167, 171680), (185, 154976), (232, 123580), (290, 98864), (296, 96860), (334, 85840), (370, 77488), (464, 61790), (580, 49432), (592, 48430), (668, 42920), (740, 38744), (835, 34336), (928, 30895), (1073, 26720), (1160, 24716), (1184, 24215), (1336, 21460), (1480, 19372), (1670, 17168), (2146, 13360), (2320, 12358), (2672, 10730), (2960, 9686), (3340, 8584), (4292, 6680), (4640, 6179), (4843, 5920), (5344, 5365)]