26321240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 65180160

約数和(自身を除く): 38858920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 163, 220, 326, 367, 440, 652, 734, 815, 1304, 1468, 1630, 1793, 1835, 2936, 3260, 3586, 3670, 4037, 6520, 7172, 7340, 8074, 8965, 14344, 14680, 16148, 17930, 20185, 32296, 35860, 40370, 59821, 71720, 80740, 119642, 161480, 239284, 299105, 478568, 598210, 658031, 1196420, 1316062, 2392840, 2632124, 3290155, 5264248, 6580310, 13160620, 26321240]

約数ペア:

[(1, 26321240), (2, 13160620), (4, 6580310), (5, 5264248), (8, 3290155), (10, 2632124), (11, 2392840), (20, 1316062), (22, 1196420), (40, 658031), (44, 598210), (55, 478568), (88, 299105), (110, 239284), (163, 161480), (220, 119642), (326, 80740), (367, 71720), (440, 59821), (652, 40370), (734, 35860), (815, 32296), (1304, 20185), (1468, 17930), (1630, 16148), (1793, 14680), (1835, 14344), (2936, 8965), (3260, 8074), (3586, 7340), (3670, 7172), (4037, 6520)]