40304460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13709}}^1$

素因数の和:13735

約数の個数: 72

約数和(自身を含む): 131286960

約数和(自身を除く): 90982500

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, 13709, 27418, 41127, 54836, 68545, 82254, 95963, 137090, 164508, 191926, 205635, 274180, 287889, 383852, 411270, 479815, 575778, 671741, 822540, 959630, 1151556, 1343482, 1439445, 1919260, 2015223, 2686964, 2878890, 3358705, 4030446, 5757780, 6717410, 8060892, 10076115, 13434820, 20152230, 40304460]

約数ペア:

[(1, 40304460), (2, 20152230), (3, 13434820), (4, 10076115), (5, 8060892), (6, 6717410), (7, 5757780), (10, 4030446), (12, 3358705), (14, 2878890), (15, 2686964), (20, 2015223), (21, 1919260), (28, 1439445), (30, 1343482), (35, 1151556), (42, 959630), (49, 822540), (60, 671741), (70, 575778), (84, 479815), (98, 411270), (105, 383852), (140, 287889), (147, 274180), (196, 205635), (210, 191926), (245, 164508), (294, 137090), (420, 95963), (490, 82254), (588, 68545), (735, 54836), (980, 41127), (1470, 27418), (2940, 13709)]