28197960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33569}}^1$

素因数の和:33590

約数の個数: 64

約数和(自身を含む): 96681600

約数和(自身を除く): 68483640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33569, 67138, 100707, 134276, 167845, 201414, 234983, 268552, 335690, 402828, 469966, 503535, 671380, 704949, 805656, 939932, 1007070, 1174915, 1342760, 1409898, 1879864, 2014140, 2349830, 2819796, 3524745, 4028280, 4699660, 5639592, 7049490, 9399320, 14098980, 28197960]

約数ペア:

[(1, 28197960), (2, 14098980), (3, 9399320), (4, 7049490), (5, 5639592), (6, 4699660), (7, 4028280), (8, 3524745), (10, 2819796), (12, 2349830), (14, 2014140), (15, 1879864), (20, 1409898), (21, 1342760), (24, 1174915), (28, 1007070), (30, 939932), (35, 805656), (40, 704949), (42, 671380), (56, 503535), (60, 469966), (70, 402828), (84, 335690), (105, 268552), (120, 234983), (140, 201414), (168, 167845), (210, 134276), (280, 100707), (420, 67138), (840, 33569)]