19407180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 39863220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 179, 195, 260, 278, 358, 390, 417, 537, 556, 695, 716, 780, 834, 895, 1074, 1390, 1668, 1790, 1807, 2085, 2148, 2327, 2685, 2780, 3580, 3614, 4170, 4654, 5370, 5421, 6981, 7228, 8340, 9035, 9308, 10740, 10842, 11635, 13962, 18070, 21684, 23270, 24881, 27105, 27924, 34905, 36140, 46540, 49762, 54210, 69810, 74643, 99524, 108420, 124405, 139620, 149286, 248810, 298572, 323453, 373215, 497620, 646906, 746430, 970359, 1293812, 1492860, 1617265, 1940718, 3234530, 3881436, 4851795, 6469060, 9703590, 19407180]

約数ペア:

[(1, 19407180), (2, 9703590), (3, 6469060), (4, 4851795), (5, 3881436), (6, 3234530), (10, 1940718), (12, 1617265), (13, 1492860), (15, 1293812), (20, 970359), (26, 746430), (30, 646906), (39, 497620), (52, 373215), (60, 323453), (65, 298572), (78, 248810), (130, 149286), (139, 139620), (156, 124405), (179, 108420), (195, 99524), (260, 74643), (278, 69810), (358, 54210), (390, 49762), (417, 46540), (537, 36140), (556, 34905), (695, 27924), (716, 27105), (780, 24881), (834, 23270), (895, 21684), (1074, 18070), (1390, 13962), (1668, 11635), (1790, 10842), (1807, 10740), (2085, 9308), (2148, 9035), (2327, 8340), (2685, 7228), (2780, 6981), (3580, 5421), (3614, 5370), (4170, 4654)]