90322820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22247}}^1$

素因数の和:22292

約数の個数: 48

約数和(自身を含む): 224259840

約数和(自身を除く): 133937020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 22247, 44494, 88988, 111235, 155729, 222470, 311458, 444940, 622916, 645163, 778645, 1290326, 1557290, 2580652, 3114580, 3225815, 4516141, 6451630, 9032282, 12903260, 18064564, 22580705, 45161410, 90322820]

約数ペア:

[(1, 90322820), (2, 45161410), (4, 22580705), (5, 18064564), (7, 12903260), (10, 9032282), (14, 6451630), (20, 4516141), (28, 3225815), (29, 3114580), (35, 2580652), (58, 1557290), (70, 1290326), (116, 778645), (140, 645163), (145, 622916), (203, 444940), (290, 311458), (406, 222470), (580, 155729), (812, 111235), (1015, 88988), (2030, 44494), (4060, 22247)]