28729760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 73084032

約数和(自身を除く): 44354272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 74, 80, 92, 115, 148, 160, 184, 185, 211, 230, 296, 368, 370, 422, 460, 592, 736, 740, 844, 851, 920, 1055, 1184, 1480, 1688, 1702, 1840, 2110, 2960, 3376, 3404, 3680, 4220, 4255, 4853, 5920, 6752, 6808, 7807, 8440, 8510, 9706, 13616, 15614, 16880, 17020, 19412, 24265, 27232, 31228, 33760, 34040, 38824, 39035, 48530, 62456, 68080, 77648, 78070, 97060, 124912, 136160, 155296, 156140, 179561, 194120, 249824, 312280, 359122, 388240, 624560, 718244, 776480, 897805, 1249120, 1436488, 1795610, 2872976, 3591220, 5745952, 7182440, 14364880, 28729760]

約数ペア:

[(1, 28729760), (2, 14364880), (4, 7182440), (5, 5745952), (8, 3591220), (10, 2872976), (16, 1795610), (20, 1436488), (23, 1249120), (32, 897805), (37, 776480), (40, 718244), (46, 624560), (74, 388240), (80, 359122), (92, 312280), (115, 249824), (148, 194120), (160, 179561), (184, 156140), (185, 155296), (211, 136160), (230, 124912), (296, 97060), (368, 78070), (370, 77648), (422, 68080), (460, 62456), (592, 48530), (736, 39035), (740, 38824), (844, 34040), (851, 33760), (920, 31228), (1055, 27232), (1184, 24265), (1480, 19412), (1688, 17020), (1702, 16880), (1840, 15614), (2110, 13616), (2960, 9706), (3376, 8510), (3404, 8440), (3680, 7807), (4220, 6808), (4255, 6752), (4853, 5920)]