206723140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11867}}^1$

素因数の和:11956

約数の個数: 48

約数和(自身を含む): 474530112

約数和(自身を除く): 267806972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 11867, 17420, 23734, 47468, 59335, 118670, 154271, 237340, 308542, 617084, 771355, 795089, 1542710, 1590178, 3085420, 3180356, 3975445, 7950890, 10336157, 15901780, 20672314, 41344628, 51680785, 103361570, 206723140]

約数ペア:

[(1, 206723140), (2, 103361570), (4, 51680785), (5, 41344628), (10, 20672314), (13, 15901780), (20, 10336157), (26, 7950890), (52, 3975445), (65, 3180356), (67, 3085420), (130, 1590178), (134, 1542710), (260, 795089), (268, 771355), (335, 617084), (670, 308542), (871, 237340), (1340, 154271), (1742, 118670), (3484, 59335), (4355, 47468), (8710, 23734), (11867, 17420)]