20211657180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2355671}}^1$

素因数の和:2355707

約数の個数: 96

約数和(自身を含む): 66486486528

約数和(自身を除く): 46274829348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 2145, 2860, 4290, 8580, 2355671, 4711342, 7067013, 9422684, 11778355, 14134026, 23556710, 25912381, 28268052, 30623723, 35335065, 47113420, 51824762, 61247446, 70670130, 77737143, 91871169, 103649524, 122494892, 129561905, 141340260, 153118615, 155474286, 183742338, 259123810, 306237230, 310948572, 336860953, 367484676, 388685715, 459355845, 518247620, 612474460, 673721906, 777371430, 918711690, 1010582859, 1347443812, 1554742860, 1684304765, 1837423380, 2021165718, 3368609530, 4042331436, 5052914295, 6737219060, 10105828590, 20211657180]

約数ペア:

[(1, 20211657180), (2, 10105828590), (3, 6737219060), (4, 5052914295), (5, 4042331436), (6, 3368609530), (10, 2021165718), (11, 1837423380), (12, 1684304765), (13, 1554742860), (15, 1347443812), (20, 1010582859), (22, 918711690), (26, 777371430), (30, 673721906), (33, 612474460), (39, 518247620), (44, 459355845), (52, 388685715), (55, 367484676), (60, 336860953), (65, 310948572), (66, 306237230), (78, 259123810), (110, 183742338), (130, 155474286), (132, 153118615), (143, 141340260), (156, 129561905), (165, 122494892), (195, 103649524), (220, 91871169), (260, 77737143), (286, 70670130), (330, 61247446), (390, 51824762), (429, 47113420), (572, 35335065), (660, 30623723), (715, 28268052), (780, 25912381), (858, 23556710), (1430, 14134026), (1716, 11778355), (2145, 9422684), (2860, 7067013), (4290, 4711342), (8580, 2355671)]