2407140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 7495488

約数和(自身を除く): 5088348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 311, 387, 430, 516, 622, 645, 774, 860, 933, 1244, 1290, 1548, 1555, 1866, 1935, 2580, 2799, 3110, 3732, 3870, 4665, 5598, 6220, 7740, 9330, 11196, 13373, 13995, 18660, 26746, 27990, 40119, 53492, 55980, 66865, 80238, 120357, 133730, 160476, 200595, 240714, 267460, 401190, 481428, 601785, 802380, 1203570, 2407140]

約数ペア:

[(1, 2407140), (2, 1203570), (3, 802380), (4, 601785), (5, 481428), (6, 401190), (9, 267460), (10, 240714), (12, 200595), (15, 160476), (18, 133730), (20, 120357), (30, 80238), (36, 66865), (43, 55980), (45, 53492), (60, 40119), (86, 27990), (90, 26746), (129, 18660), (172, 13995), (180, 13373), (215, 11196), (258, 9330), (311, 7740), (387, 6220), (430, 5598), (516, 4665), (622, 3870), (645, 3732), (774, 3110), (860, 2799), (933, 2580), (1244, 1935), (1290, 1866), (1548, 1555)]