47831940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20441}}^1$

素因数の和:20469

約数の個数: 72

約数和(自身を含む): 156258648

約数和(自身を除く): 108426708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 20441, 40882, 61323, 81764, 102205, 122646, 183969, 204410, 245292, 265733, 306615, 367938, 408820, 531466, 613230, 735876, 797199, 919845, 1062932, 1226460, 1328665, 1594398, 1839690, 2391597, 2657330, 3188796, 3679380, 3985995, 4783194, 5314660, 7971990, 9566388, 11957985, 15943980, 23915970, 47831940]

約数ペア:

[(1, 47831940), (2, 23915970), (3, 15943980), (4, 11957985), (5, 9566388), (6, 7971990), (9, 5314660), (10, 4783194), (12, 3985995), (13, 3679380), (15, 3188796), (18, 2657330), (20, 2391597), (26, 1839690), (30, 1594398), (36, 1328665), (39, 1226460), (45, 1062932), (52, 919845), (60, 797199), (65, 735876), (78, 613230), (90, 531466), (117, 408820), (130, 367938), (156, 306615), (180, 265733), (195, 245292), (234, 204410), (260, 183969), (390, 122646), (468, 102205), (585, 81764), (780, 61323), (1170, 40882), (2340, 20441)]