7905660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2689}}^1$

素因数の和:2715

約数の個数: 72

約数和(自身を含む): 25759440

約数和(自身を除く): 17853780

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, 2689, 2940, 5378, 8067, 10756, 13445, 16134, 18823, 26890, 32268, 37646, 40335, 53780, 56469, 75292, 80670, 94115, 112938, 131761, 161340, 188230, 225876, 263522, 282345, 376460, 395283, 527044, 564690, 658805, 790566, 1129380, 1317610, 1581132, 1976415, 2635220, 3952830, 7905660]

約数ペア:

[(1, 7905660), (2, 3952830), (3, 2635220), (4, 1976415), (5, 1581132), (6, 1317610), (7, 1129380), (10, 790566), (12, 658805), (14, 564690), (15, 527044), (20, 395283), (21, 376460), (28, 282345), (30, 263522), (35, 225876), (42, 188230), (49, 161340), (60, 131761), (70, 112938), (84, 94115), (98, 80670), (105, 75292), (140, 56469), (147, 53780), (196, 40335), (210, 37646), (245, 32268), (294, 26890), (420, 18823), (490, 16134), (588, 13445), (735, 10756), (980, 8067), (1470, 5378), (2689, 2940)]