19666260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 62092800

約数和(自身を除く): 42426540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 461, 474, 540, 711, 790, 922, 948, 1185, 1383, 1422, 1580, 1844, 2133, 2305, 2370, 2766, 2844, 3555, 4149, 4266, 4610, 4740, 5532, 6915, 7110, 8298, 8532, 9220, 10665, 12447, 13830, 14220, 16596, 20745, 21330, 24894, 27660, 36419, 41490, 42660, 49788, 62235, 72838, 82980, 109257, 124470, 145676, 182095, 218514, 248940, 327771, 364190, 437028, 546285, 655542, 728380, 983313, 1092570, 1311084, 1638855, 1966626, 2185140, 3277710, 3933252, 4916565, 6555420, 9833130, 19666260]

約数ペア:

[(1, 19666260), (2, 9833130), (3, 6555420), (4, 4916565), (5, 3933252), (6, 3277710), (9, 2185140), (10, 1966626), (12, 1638855), (15, 1311084), (18, 1092570), (20, 983313), (27, 728380), (30, 655542), (36, 546285), (45, 437028), (54, 364190), (60, 327771), (79, 248940), (90, 218514), (108, 182095), (135, 145676), (158, 124470), (180, 109257), (237, 82980), (270, 72838), (316, 62235), (395, 49788), (461, 42660), (474, 41490), (540, 36419), (711, 27660), (790, 24894), (922, 21330), (948, 20745), (1185, 16596), (1383, 14220), (1422, 13830), (1580, 12447), (1844, 10665), (2133, 9220), (2305, 8532), (2370, 8298), (2766, 7110), (2844, 6915), (3555, 5532), (4149, 4740), (4266, 4610)]