30659920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 78387840

約数和(自身を除く): 47727920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 877, 920, 1520, 1748, 1754, 1840, 2185, 3496, 3508, 4370, 4385, 6992, 7016, 8740, 8770, 14032, 16663, 17480, 17540, 20171, 33326, 34960, 35080, 40342, 66652, 70160, 80684, 83315, 100855, 133304, 161368, 166630, 201710, 266608, 322736, 333260, 383249, 403420, 666520, 766498, 806840, 1333040, 1532996, 1613680, 1916245, 3065992, 3832490, 6131984, 7664980, 15329960, 30659920]

約数ペア:

[(1, 30659920), (2, 15329960), (4, 7664980), (5, 6131984), (8, 3832490), (10, 3065992), (16, 1916245), (19, 1613680), (20, 1532996), (23, 1333040), (38, 806840), (40, 766498), (46, 666520), (76, 403420), (80, 383249), (92, 333260), (95, 322736), (115, 266608), (152, 201710), (184, 166630), (190, 161368), (230, 133304), (304, 100855), (368, 83315), (380, 80684), (437, 70160), (460, 66652), (760, 40342), (874, 35080), (877, 34960), (920, 33326), (1520, 20171), (1748, 17540), (1754, 17480), (1840, 16663), (2185, 14032), (3496, 8770), (3508, 8740), (4370, 7016), (4385, 6992)]