39181380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13327}}^1$

素因数の和:13353

約数の個数: 72

約数和(自身を含む): 127628928

約数和(自身を除く): 88447548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 13327, 26654, 39981, 53308, 66635, 79962, 93289, 133270, 159924, 186578, 199905, 266540, 279867, 373156, 399810, 466445, 559734, 653023, 799620, 932890, 1119468, 1306046, 1399335, 1865780, 1959069, 2612092, 2798670, 3265115, 3918138, 5597340, 6530230, 7836276, 9795345, 13060460, 19590690, 39181380]

約数ペア:

[(1, 39181380), (2, 19590690), (3, 13060460), (4, 9795345), (5, 7836276), (6, 6530230), (7, 5597340), (10, 3918138), (12, 3265115), (14, 2798670), (15, 2612092), (20, 1959069), (21, 1865780), (28, 1399335), (30, 1306046), (35, 1119468), (42, 932890), (49, 799620), (60, 653023), (70, 559734), (84, 466445), (98, 399810), (105, 373156), (140, 279867), (147, 266540), (196, 199905), (210, 186578), (245, 159924), (294, 133270), (420, 93289), (490, 79962), (588, 66635), (735, 53308), (980, 39981), (1470, 26654), (2940, 13327)]