109219280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22381}}^1$

素因数の和:22455

約数の個数: 40

約数和(自身を含む): 258109224

約数和(自身を除く): 148889944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 22381, 44762, 89524, 111905, 179048, 223810, 358096, 447620, 895240, 1365241, 1790480, 2730482, 5460964, 6826205, 10921928, 13652410, 21843856, 27304820, 54609640, 109219280]

約数ペア:

[(1, 109219280), (2, 54609640), (4, 27304820), (5, 21843856), (8, 13652410), (10, 10921928), (16, 6826205), (20, 5460964), (40, 2730482), (61, 1790480), (80, 1365241), (122, 895240), (244, 447620), (305, 358096), (488, 223810), (610, 179048), (976, 111905), (1220, 89524), (2440, 44762), (4880, 22381)]