20570130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 61910784

約数和(自身を除く): 41340654

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 103, 105, 126, 206, 210, 309, 315, 317, 515, 618, 630, 634, 721, 927, 951, 1030, 1442, 1545, 1585, 1854, 1902, 2163, 2219, 2853, 3090, 3170, 3605, 4326, 4438, 4635, 4755, 5706, 6489, 6657, 7210, 9270, 9510, 10815, 11095, 12978, 13314, 14265, 19971, 21630, 22190, 28530, 32445, 32651, 33285, 39942, 64890, 65302, 66570, 97953, 99855, 163255, 195906, 199710, 228557, 293859, 326510, 457114, 489765, 587718, 685671, 979530, 1142785, 1371342, 1469295, 2057013, 2285570, 2938590, 3428355, 4114026, 6856710, 10285065, 20570130]

約数ペア:

[(1, 20570130), (2, 10285065), (3, 6856710), (5, 4114026), (6, 3428355), (7, 2938590), (9, 2285570), (10, 2057013), (14, 1469295), (15, 1371342), (18, 1142785), (21, 979530), (30, 685671), (35, 587718), (42, 489765), (45, 457114), (63, 326510), (70, 293859), (90, 228557), (103, 199710), (105, 195906), (126, 163255), (206, 99855), (210, 97953), (309, 66570), (315, 65302), (317, 64890), (515, 39942), (618, 33285), (630, 32651), (634, 32445), (721, 28530), (927, 22190), (951, 21630), (1030, 19971), (1442, 14265), (1545, 13314), (1585, 12978), (1854, 11095), (1902, 10815), (2163, 9510), (2219, 9270), (2853, 7210), (3090, 6657), (3170, 6489), (3605, 5706), (4326, 4755), (4438, 4635)]