20734380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12799}}^1$

素因数の和:12820

約数の個数: 60

約数和(自身を含む): 65049600

約数和(自身を除く): 44315220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12799, 25598, 38397, 51196, 63995, 76794, 115191, 127990, 153588, 191985, 230382, 255980, 345573, 383970, 460764, 575955, 691146, 767940, 1036719, 1151910, 1382292, 1727865, 2073438, 2303820, 3455730, 4146876, 5183595, 6911460, 10367190, 20734380]

約数ペア:

[(1, 20734380), (2, 10367190), (3, 6911460), (4, 5183595), (5, 4146876), (6, 3455730), (9, 2303820), (10, 2073438), (12, 1727865), (15, 1382292), (18, 1151910), (20, 1036719), (27, 767940), (30, 691146), (36, 575955), (45, 460764), (54, 383970), (60, 345573), (81, 255980), (90, 230382), (108, 191985), (135, 153588), (162, 127990), (180, 115191), (270, 76794), (324, 63995), (405, 51196), (540, 38397), (810, 25598), (1620, 12799)]