38388540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20639}}^1$

素因数の和:20682

約数の個数: 48

約数和(自身を含む): 110960640

約数和(自身を除く): 72572100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 20639, 41278, 61917, 82556, 103195, 123834, 206390, 247668, 309585, 412780, 619170, 639809, 1238340, 1279618, 1919427, 2559236, 3199045, 3838854, 6398090, 7677708, 9597135, 12796180, 19194270, 38388540]

約数ペア:

[(1, 38388540), (2, 19194270), (3, 12796180), (4, 9597135), (5, 7677708), (6, 6398090), (10, 3838854), (12, 3199045), (15, 2559236), (20, 1919427), (30, 1279618), (31, 1238340), (60, 639809), (62, 619170), (93, 412780), (124, 309585), (155, 247668), (186, 206390), (310, 123834), (372, 103195), (465, 82556), (620, 61917), (930, 41278), (1860, 20639)]