493374280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47623}}^1$

素因数の和:47678

約数の個数: 64

約数和(自身を含む): 1302992640

約数和(自身を除く): 809618360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 47623, 95246, 190492, 238115, 333361, 380984, 476230, 666722, 952460, 1333444, 1666805, 1762051, 1904920, 2666888, 3333610, 3524102, 6667220, 7048204, 8810255, 12334357, 13334440, 14096408, 17620510, 24668714, 35241020, 49337428, 61671785, 70482040, 98674856, 123343570, 246687140, 493374280]

約数ペア:

[(1, 493374280), (2, 246687140), (4, 123343570), (5, 98674856), (7, 70482040), (8, 61671785), (10, 49337428), (14, 35241020), (20, 24668714), (28, 17620510), (35, 14096408), (37, 13334440), (40, 12334357), (56, 8810255), (70, 7048204), (74, 6667220), (140, 3524102), (148, 3333610), (185, 2666888), (259, 1904920), (280, 1762051), (296, 1666805), (370, 1333444), (518, 952460), (740, 666722), (1036, 476230), (1295, 380984), (1480, 333361), (2072, 238115), (2590, 190492), (5180, 95246), (10360, 47623)]