4915984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 40

約数和(自身を含む): 10187840

約数和(自身を除く): 5271856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 157, 206, 304, 314, 412, 628, 824, 1256, 1648, 1957, 2512, 2983, 3914, 5966, 7828, 11932, 15656, 16171, 23864, 31312, 32342, 47728, 64684, 129368, 258736, 307249, 614498, 1228996, 2457992, 4915984]

約数ペア:

[(1, 4915984), (2, 2457992), (4, 1228996), (8, 614498), (16, 307249), (19, 258736), (38, 129368), (76, 64684), (103, 47728), (152, 32342), (157, 31312), (206, 23864), (304, 16171), (314, 15656), (412, 11932), (628, 7828), (824, 5966), (1256, 3914), (1648, 2983), (1957, 2512)]