7917420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2693}}^1$

素因数の和:2719

約数の個数: 72

約数和(自身を含む): 25797744

約数和(自身を除く): 17880324

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, 2693, 2940, 5386, 8079, 10772, 13465, 16158, 18851, 26930, 32316, 37702, 40395, 53860, 56553, 75404, 80790, 94255, 113106, 131957, 161580, 188510, 226212, 263914, 282765, 377020, 395871, 527828, 565530, 659785, 791742, 1131060, 1319570, 1583484, 1979355, 2639140, 3958710, 7917420]

約数ペア:

[(1, 7917420), (2, 3958710), (3, 2639140), (4, 1979355), (5, 1583484), (6, 1319570), (7, 1131060), (10, 791742), (12, 659785), (14, 565530), (15, 527828), (20, 395871), (21, 377020), (28, 282765), (30, 263914), (35, 226212), (42, 188510), (49, 161580), (60, 131957), (70, 113106), (84, 94255), (98, 80790), (105, 75404), (140, 56553), (147, 53860), (196, 40395), (210, 37702), (245, 32316), (294, 26930), (420, 18851), (490, 16158), (588, 13465), (735, 10772), (980, 8079), (1470, 5386), (2693, 2940)]