1645018940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{27967}}^1$

素因数の和:28166

約数の個数: 48

約数和(自身を含む): 3679022592

約数和(自身を除く): 2034003652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 173, 340, 346, 692, 865, 1730, 2941, 3460, 5882, 11764, 14705, 27967, 29410, 55934, 58820, 111868, 139835, 279670, 475439, 559340, 950878, 1901756, 2377195, 4754390, 4838291, 9508780, 9676582, 19353164, 24191455, 48382910, 82250947, 96765820, 164501894, 329003788, 411254735, 822509470, 1645018940]

約数ペア:

[(1, 1645018940), (2, 822509470), (4, 411254735), (5, 329003788), (10, 164501894), (17, 96765820), (20, 82250947), (34, 48382910), (68, 24191455), (85, 19353164), (170, 9676582), (173, 9508780), (340, 4838291), (346, 4754390), (692, 2377195), (865, 1901756), (1730, 950878), (2941, 559340), (3460, 475439), (5882, 279670), (11764, 139835), (14705, 111868), (27967, 58820), (29410, 55934)]