2019289420

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{163109}}^1$

素因数の和:163737

約数の個数: 24

約数和(自身を含む): 4247384400

約数和(自身を除く): 2228094980

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 6190, 12380, 163109, 326218, 652436, 815545, 1631090, 3262180, 100964471, 201928942, 403857884, 504822355, 1009644710, 2019289420]

約数ペア:

[(1, 2019289420), (2, 1009644710), (4, 504822355), (5, 403857884), (10, 201928942), (20, 100964471), (619, 3262180), (1238, 1631090), (2476, 815545), (3095, 652436), (6190, 326218), (12380, 163109)]