1640390088

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{823489}}^1$

素因数の和:823581

約数の個数: 32

約数和(自身を含む): 4150389600

約数和(自身を除く): 2509999512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 823489, 1646978, 2470467, 3293956, 4940934, 6587912, 9881868, 19763736, 68349587, 136699174, 205048761, 273398348, 410097522, 546796696, 820195044, 1640390088]

約数ペア:

[(1, 1640390088), (2, 820195044), (3, 546796696), (4, 410097522), (6, 273398348), (8, 205048761), (12, 136699174), (24, 68349587), (83, 19763736), (166, 9881868), (249, 6587912), (332, 4940934), (498, 3293956), (664, 2470467), (996, 1646978), (1992, 823489)]