980726840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{462607}}^1$

素因数の和:462671

約数の個数: 32

約数和(自身を含む): 2248274880

約数和(自身を除く): 1267548040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 462607, 925214, 1850428, 2313035, 3700856, 4626070, 9252140, 18504280, 24518171, 49036342, 98072684, 122590855, 196145368, 245181710, 490363420, 980726840]

約数ペア:

[(1, 980726840), (2, 490363420), (4, 245181710), (5, 196145368), (8, 122590855), (10, 98072684), (20, 49036342), (40, 24518171), (53, 18504280), (106, 9252140), (212, 4626070), (265, 3700856), (424, 2313035), (530, 1850428), (1060, 925214), (2120, 462607)]