4375120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3217}}^1$

素因数の和:3247

約数の個数: 40

約数和(自身を含む): 10773864

約数和(自身を除く): 6398744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3217, 6434, 12868, 16085, 25736, 32170, 51472, 54689, 64340, 109378, 128680, 218756, 257360, 273445, 437512, 546890, 875024, 1093780, 2187560, 4375120]

約数ペア:

[(1, 4375120), (2, 2187560), (4, 1093780), (5, 875024), (8, 546890), (10, 437512), (16, 273445), (17, 257360), (20, 218756), (34, 128680), (40, 109378), (68, 64340), (80, 54689), (85, 51472), (136, 32170), (170, 25736), (272, 16085), (340, 12868), (680, 6434), (1360, 3217)]