1640432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 3477456

約数和(自身を除く): 1837024

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 163, 272, 296, 326, 592, 629, 652, 1258, 1304, 2516, 2608, 2771, 5032, 5542, 6031, 10064, 11084, 12062, 22168, 24124, 44336, 48248, 96496, 102527, 205054, 410108, 820216, 1640432]

約数ペア:

[(1, 1640432), (2, 820216), (4, 410108), (8, 205054), (16, 102527), (17, 96496), (34, 48248), (37, 44336), (68, 24124), (74, 22168), (136, 12062), (148, 11084), (163, 10064), (272, 6031), (296, 5542), (326, 5032), (592, 2771), (629, 2608), (652, 2516), (1258, 1304)]