4258280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 10886400

約数和(自身を除く): 6628120

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 431, 494, 520, 760, 862, 988, 1235, 1724, 1976, 2155, 2470, 3448, 4310, 4940, 5603, 8189, 8620, 9880, 11206, 16378, 17240, 22412, 28015, 32756, 40945, 44824, 56030, 65512, 81890, 106457, 112060, 163780, 212914, 224120, 327560, 425828, 532285, 851656, 1064570, 2129140, 4258280]

約数ペア:

[(1, 4258280), (2, 2129140), (4, 1064570), (5, 851656), (8, 532285), (10, 425828), (13, 327560), (19, 224120), (20, 212914), (26, 163780), (38, 112060), (40, 106457), (52, 81890), (65, 65512), (76, 56030), (95, 44824), (104, 40945), (130, 32756), (152, 28015), (190, 22412), (247, 17240), (260, 16378), (380, 11206), (431, 9880), (494, 8620), (520, 8189), (760, 5603), (862, 4940), (988, 4310), (1235, 3448), (1724, 2470), (1976, 2155)]