23715380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 54676944

約数和(自身を除く): 30961564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 1721, 2756, 3442, 3445, 6884, 6890, 8605, 13780, 17210, 22373, 34420, 44746, 89492, 91213, 111865, 182426, 223730, 364852, 447460, 456065, 912130, 1185769, 1824260, 2371538, 4743076, 5928845, 11857690, 23715380]

約数ペア:

[(1, 23715380), (2, 11857690), (4, 5928845), (5, 4743076), (10, 2371538), (13, 1824260), (20, 1185769), (26, 912130), (52, 456065), (53, 447460), (65, 364852), (106, 223730), (130, 182426), (212, 111865), (260, 91213), (265, 89492), (530, 44746), (689, 34420), (1060, 22373), (1378, 17210), (1721, 13780), (2756, 8605), (3442, 6890), (3445, 6884)]