28634340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{863}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 92897280

約数和(自身を除く): 64262940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 863, 948, 1106, 1185, 1580, 1659, 1726, 2212, 2370, 2589, 2765, 3318, 3452, 4315, 4740, 5178, 5530, 6041, 6636, 8295, 8630, 10356, 11060, 12082, 12945, 16590, 17260, 18123, 24164, 25890, 30205, 33180, 36246, 51780, 60410, 68177, 72492, 90615, 120820, 136354, 181230, 204531, 272708, 340885, 362460, 409062, 477239, 681770, 818124, 954478, 1022655, 1363540, 1431717, 1908956, 2045310, 2386195, 2863434, 4090620, 4772390, 5726868, 7158585, 9544780, 14317170, 28634340]

約数ペア:

[(1, 28634340), (2, 14317170), (3, 9544780), (4, 7158585), (5, 5726868), (6, 4772390), (7, 4090620), (10, 2863434), (12, 2386195), (14, 2045310), (15, 1908956), (20, 1431717), (21, 1363540), (28, 1022655), (30, 954478), (35, 818124), (42, 681770), (60, 477239), (70, 409062), (79, 362460), (84, 340885), (105, 272708), (140, 204531), (158, 181230), (210, 136354), (237, 120820), (316, 90615), (395, 72492), (420, 68177), (474, 60410), (553, 51780), (790, 36246), (863, 33180), (948, 30205), (1106, 25890), (1185, 24164), (1580, 18123), (1659, 17260), (1726, 16590), (2212, 12945), (2370, 12082), (2589, 11060), (2765, 10356), (3318, 8630), (3452, 8295), (4315, 6636), (4740, 6041), (5178, 5530)]