28221460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3229}}^1$

素因数の和:3280

約数の個数: 48

約数和(自身を含む): 65116800

約数和(自身を除く): 36895340

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 3229, 4370, 6458, 8740, 12916, 16145, 32290, 61351, 64580, 74267, 122702, 148534, 245404, 297068, 306755, 371335, 613510, 742670, 1227020, 1411073, 1485340, 2822146, 5644292, 7055365, 14110730, 28221460]

約数ペア:

[(1, 28221460), (2, 14110730), (4, 7055365), (5, 5644292), (10, 2822146), (19, 1485340), (20, 1411073), (23, 1227020), (38, 742670), (46, 613510), (76, 371335), (92, 306755), (95, 297068), (115, 245404), (190, 148534), (230, 122702), (380, 74267), (437, 64580), (460, 61351), (874, 32290), (1748, 16145), (2185, 12916), (3229, 8740), (4370, 6458)]