6640140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8513}}^1$

素因数の和:8538

約数の個数: 48

約数和(自身を含む): 20024928

約数和(自身を除く): 13384788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 8513, 17026, 25539, 34052, 42565, 51078, 85130, 102156, 110669, 127695, 170260, 221338, 255390, 332007, 442676, 510780, 553345, 664014, 1106690, 1328028, 1660035, 2213380, 3320070, 6640140]

約数ペア:

[(1, 6640140), (2, 3320070), (3, 2213380), (4, 1660035), (5, 1328028), (6, 1106690), (10, 664014), (12, 553345), (13, 510780), (15, 442676), (20, 332007), (26, 255390), (30, 221338), (39, 170260), (52, 127695), (60, 110669), (65, 102156), (78, 85130), (130, 51078), (156, 42565), (195, 34052), (260, 25539), (390, 17026), (780, 8513)]