4447360

素因数分解:

$2^7\times 5^1\times {\mathrm{6949}}^1$

素因数の和:6968

約数の個数: 32

約数和(自身を含む): 10633500

約数和(自身を除く): 6186140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6949, 13898, 27796, 34745, 55592, 69490, 111184, 138980, 222368, 277960, 444736, 555920, 889472, 1111840, 2223680, 4447360]

約数ペア:

[(1, 4447360), (2, 2223680), (4, 1111840), (5, 889472), (8, 555920), (10, 444736), (16, 277960), (20, 222368), (32, 138980), (40, 111184), (64, 69490), (80, 55592), (128, 34745), (160, 27796), (320, 13898), (640, 6949)]