20325630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 55866240

約数和(自身を除く): 35540610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 169, 190, 195, 211, 247, 285, 338, 390, 422, 494, 507, 570, 633, 741, 845, 1014, 1055, 1235, 1266, 1482, 1690, 2110, 2470, 2535, 2743, 3165, 3211, 3705, 4009, 5070, 5486, 6330, 6422, 7410, 8018, 8229, 9633, 12027, 13715, 16055, 16458, 19266, 20045, 24054, 27430, 32110, 35659, 40090, 41145, 48165, 52117, 60135, 71318, 82290, 96330, 104234, 106977, 120270, 156351, 178295, 213954, 260585, 312702, 356590, 521170, 534885, 677521, 781755, 1069770, 1355042, 1563510, 2032563, 3387605, 4065126, 6775210, 10162815, 20325630]

約数ペア:

[(1, 20325630), (2, 10162815), (3, 6775210), (5, 4065126), (6, 3387605), (10, 2032563), (13, 1563510), (15, 1355042), (19, 1069770), (26, 781755), (30, 677521), (38, 534885), (39, 521170), (57, 356590), (65, 312702), (78, 260585), (95, 213954), (114, 178295), (130, 156351), (169, 120270), (190, 106977), (195, 104234), (211, 96330), (247, 82290), (285, 71318), (338, 60135), (390, 52117), (422, 48165), (494, 41145), (507, 40090), (570, 35659), (633, 32110), (741, 27430), (845, 24054), (1014, 20045), (1055, 19266), (1235, 16458), (1266, 16055), (1482, 13715), (1690, 12027), (2110, 9633), (2470, 8229), (2535, 8018), (2743, 7410), (3165, 6422), (3211, 6330), (3705, 5486), (4009, 5070)]