478333880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{1109}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 1107691200

約数和(自身を除く): 629357320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 263, 328, 410, 526, 820, 1052, 1109, 1315, 1640, 2104, 2218, 2630, 4436, 5260, 5545, 8872, 10520, 10783, 11090, 21566, 22180, 43132, 44360, 45469, 53915, 86264, 90938, 107830, 181876, 215660, 227345, 291667, 363752, 431320, 454690, 583334, 909380, 1166668, 1458335, 1818760, 2333336, 2916670, 5833340, 11666680, 11958347, 23916694, 47833388, 59791735, 95666776, 119583470, 239166940, 478333880]

約数ペア:

[(1, 478333880), (2, 239166940), (4, 119583470), (5, 95666776), (8, 59791735), (10, 47833388), (20, 23916694), (40, 11958347), (41, 11666680), (82, 5833340), (164, 2916670), (205, 2333336), (263, 1818760), (328, 1458335), (410, 1166668), (526, 909380), (820, 583334), (1052, 454690), (1109, 431320), (1315, 363752), (1640, 291667), (2104, 227345), (2218, 215660), (2630, 181876), (4436, 107830), (5260, 90938), (5545, 86264), (8872, 53915), (10520, 45469), (10783, 44360), (11090, 43132), (21566, 22180)]