2500420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 5785920

約数和(自身を除く): 3285500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 163, 236, 260, 295, 326, 590, 652, 767, 815, 1180, 1534, 1630, 2119, 3068, 3260, 3835, 4238, 7670, 8476, 9617, 10595, 15340, 19234, 21190, 38468, 42380, 48085, 96170, 125021, 192340, 250042, 500084, 625105, 1250210, 2500420]

約数ペア:

[(1, 2500420), (2, 1250210), (4, 625105), (5, 500084), (10, 250042), (13, 192340), (20, 125021), (26, 96170), (52, 48085), (59, 42380), (65, 38468), (118, 21190), (130, 19234), (163, 15340), (236, 10595), (260, 9617), (295, 8476), (326, 7670), (590, 4238), (652, 3835), (767, 3260), (815, 3068), (1180, 2119), (1534, 1630)]