20233460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 46569600

約数和(自身を除く): 26336140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1319, 1534, 2638, 3068, 3835, 5276, 6595, 7670, 13190, 15340, 17147, 26380, 34294, 68588, 77821, 85735, 155642, 171470, 311284, 342940, 389105, 778210, 1011673, 1556420, 2023346, 4046692, 5058365, 10116730, 20233460]

約数ペア:

[(1, 20233460), (2, 10116730), (4, 5058365), (5, 4046692), (10, 2023346), (13, 1556420), (20, 1011673), (26, 778210), (52, 389105), (59, 342940), (65, 311284), (118, 171470), (130, 155642), (236, 85735), (260, 77821), (295, 68588), (590, 34294), (767, 26380), (1180, 17147), (1319, 15340), (1534, 13190), (2638, 7670), (3068, 6595), (3835, 5276)]