15961020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9173}}^1$

素因数の和:9214

約数の個数: 48

約数和(自身を含む): 46236960

約数和(自身を除く): 30275940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 9173, 18346, 27519, 36692, 45865, 55038, 91730, 110076, 137595, 183460, 266017, 275190, 532034, 550380, 798051, 1064068, 1330085, 1596102, 2660170, 3192204, 3990255, 5320340, 7980510, 15961020]

約数ペア:

[(1, 15961020), (2, 7980510), (3, 5320340), (4, 3990255), (5, 3192204), (6, 2660170), (10, 1596102), (12, 1330085), (15, 1064068), (20, 798051), (29, 550380), (30, 532034), (58, 275190), (60, 266017), (87, 183460), (116, 137595), (145, 110076), (174, 91730), (290, 55038), (348, 45865), (435, 36692), (580, 27519), (870, 18346), (1740, 9173)]