202247720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{773}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 472573440

約数和(自身を除く): 270325720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 211, 248, 310, 422, 620, 773, 844, 1055, 1240, 1546, 1688, 2110, 3092, 3865, 4220, 6184, 6541, 7730, 8440, 13082, 15460, 23963, 26164, 30920, 32705, 47926, 52328, 65410, 95852, 119815, 130820, 163103, 191704, 239630, 261640, 326206, 479260, 652412, 815515, 958520, 1304824, 1631030, 3262060, 5056193, 6524120, 10112386, 20224772, 25280965, 40449544, 50561930, 101123860, 202247720]

約数ペア:

[(1, 202247720), (2, 101123860), (4, 50561930), (5, 40449544), (8, 25280965), (10, 20224772), (20, 10112386), (31, 6524120), (40, 5056193), (62, 3262060), (124, 1631030), (155, 1304824), (211, 958520), (248, 815515), (310, 652412), (422, 479260), (620, 326206), (773, 261640), (844, 239630), (1055, 191704), (1240, 163103), (1546, 130820), (1688, 119815), (2110, 95852), (3092, 65410), (3865, 52328), (4220, 47926), (6184, 32705), (6541, 30920), (7730, 26164), (8440, 23963), (13082, 15460)]