219036080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88321}}^1$

素因数の和:88365

約数の個数: 40

約数和(自身を含む): 525692544

約数和(自身を除く): 306656464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 88321, 176642, 353284, 441605, 706568, 883210, 1413136, 1766420, 2737951, 3532840, 5475902, 7065680, 10951804, 13689755, 21903608, 27379510, 43807216, 54759020, 109518040, 219036080]

約数ペア:

[(1, 219036080), (2, 109518040), (4, 54759020), (5, 43807216), (8, 27379510), (10, 21903608), (16, 13689755), (20, 10951804), (31, 7065680), (40, 5475902), (62, 3532840), (80, 2737951), (124, 1766420), (155, 1413136), (248, 883210), (310, 706568), (496, 441605), (620, 353284), (1240, 176642), (2480, 88321)]