187804540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121951}}^1$

素因数の和:121978

約数の個数: 48

約数和(自身を含む): 491710464

約数和(自身を除く): 303905924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 121951, 243902, 487804, 609755, 853657, 1219510, 1341461, 1707314, 2439020, 2682922, 3414628, 4268285, 5365844, 6707305, 8536570, 9390227, 13414610, 17073140, 18780454, 26829220, 37560908, 46951135, 93902270, 187804540]

約数ペア:

[(1, 187804540), (2, 93902270), (4, 46951135), (5, 37560908), (7, 26829220), (10, 18780454), (11, 17073140), (14, 13414610), (20, 9390227), (22, 8536570), (28, 6707305), (35, 5365844), (44, 4268285), (55, 3414628), (70, 2682922), (77, 2439020), (110, 1707314), (140, 1341461), (154, 1219510), (220, 853657), (308, 609755), (385, 487804), (770, 243902), (1540, 121951)]