200294840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122131}}^1$

素因数の和:122183

約数の個数: 32

約数和(自身を含む): 461658960

約数和(自身を除く): 261364120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 122131, 244262, 488524, 610655, 977048, 1221310, 2442620, 4885240, 5007371, 10014742, 20029484, 25036855, 40058968, 50073710, 100147420, 200294840]

約数ペア:

[(1, 200294840), (2, 100147420), (4, 50073710), (5, 40058968), (8, 25036855), (10, 20029484), (20, 10014742), (40, 5007371), (41, 4885240), (82, 2442620), (164, 1221310), (205, 977048), (328, 610655), (410, 488524), (820, 244262), (1640, 122131)]