2019980430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191831}}^1$

素因数の和:191863

約数の個数: 80

約数和(自身を含む): 5849341344

約数和(自身を除く): 3829360914

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 10530, 191831, 383662, 575493, 959155, 1150986, 1726479, 1918310, 2493803, 2877465, 3452958, 4987606, 5179437, 5754930, 7481409, 8632395, 10358874, 12469015, 14962818, 15538311, 17264790, 22444227, 24938030, 25897185, 31076622, 37407045, 44888454, 51794370, 67332681, 74814090, 77691555, 112221135, 134665362, 155383110, 201998043, 224442270, 336663405, 403996086, 673326810, 1009990215, 2019980430]

約数ペア:

[(1, 2019980430), (2, 1009990215), (3, 673326810), (5, 403996086), (6, 336663405), (9, 224442270), (10, 201998043), (13, 155383110), (15, 134665362), (18, 112221135), (26, 77691555), (27, 74814090), (30, 67332681), (39, 51794370), (45, 44888454), (54, 37407045), (65, 31076622), (78, 25897185), (81, 24938030), (90, 22444227), (117, 17264790), (130, 15538311), (135, 14962818), (162, 12469015), (195, 10358874), (234, 8632395), (270, 7481409), (351, 5754930), (390, 5179437), (405, 4987606), (585, 3452958), (702, 2877465), (810, 2493803), (1053, 1918310), (1170, 1726479), (1755, 1150986), (2106, 959155), (3510, 575493), (5265, 383662), (10530, 191831)]