45921980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{509}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 104358240

約数和(自身を除く): 58436260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 509, 694, 1018, 1388, 1735, 2036, 2545, 3470, 4511, 5090, 6617, 6940, 9022, 10180, 13234, 18044, 22555, 26468, 33085, 45110, 66170, 90220, 132340, 176623, 353246, 706492, 883115, 1766230, 2296099, 3532460, 4592198, 9184396, 11480495, 22960990, 45921980]

約数ペア:

[(1, 45921980), (2, 22960990), (4, 11480495), (5, 9184396), (10, 4592198), (13, 3532460), (20, 2296099), (26, 1766230), (52, 883115), (65, 706492), (130, 353246), (260, 176623), (347, 132340), (509, 90220), (694, 66170), (1018, 45110), (1388, 33085), (1735, 26468), (2036, 22555), (2545, 18044), (3470, 13234), (4511, 10180), (5090, 9022), (6617, 6940)]