961788040

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{58789}}^1$

素因数の和:59209

約数の個数: 32

約数和(自身を含む): 2169351000

約数和(自身を除く): 1207562960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 16360, 58789, 117578, 235156, 293945, 470312, 587890, 1175780, 2351560, 24044701, 48089402, 96178804, 120223505, 192357608, 240447010, 480894020, 961788040]

約数ペア:

[(1, 961788040), (2, 480894020), (4, 240447010), (5, 192357608), (8, 120223505), (10, 96178804), (20, 48089402), (40, 24044701), (409, 2351560), (818, 1175780), (1636, 587890), (2045, 470312), (3272, 293945), (4090, 235156), (8180, 117578), (16360, 58789)]