1330474040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{11969}}^1$

素因数の和:12384

約数の個数: 64

約数和(自身を含む): 3430123200

約数和(自身を除く): 2099649160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 397, 794, 1588, 1985, 2779, 3176, 3970, 5558, 7940, 11116, 11969, 13895, 15880, 22232, 23938, 27790, 47876, 55580, 59845, 83783, 95752, 111160, 119690, 167566, 239380, 335132, 418915, 478760, 670264, 837830, 1675660, 3351320, 4751693, 9503386, 19006772, 23758465, 33261851, 38013544, 47516930, 66523702, 95033860, 133047404, 166309255, 190067720, 266094808, 332618510, 665237020, 1330474040]

約数ペア:

[(1, 1330474040), (2, 665237020), (4, 332618510), (5, 266094808), (7, 190067720), (8, 166309255), (10, 133047404), (14, 95033860), (20, 66523702), (28, 47516930), (35, 38013544), (40, 33261851), (56, 23758465), (70, 19006772), (140, 9503386), (280, 4751693), (397, 3351320), (794, 1675660), (1588, 837830), (1985, 670264), (2779, 478760), (3176, 418915), (3970, 335132), (5558, 239380), (7940, 167566), (11116, 119690), (11969, 111160), (13895, 95752), (15880, 83783), (22232, 59845), (23938, 55580), (27790, 47876)]