4815666440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{21487}}^1$

素因数の和:21942

約数の個数: 64

約数和(自身を含む): 11696348160

約数和(自身を除く): 6880681720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 431, 520, 862, 1724, 2155, 3448, 4310, 5603, 8620, 11206, 17240, 21487, 22412, 28015, 42974, 44824, 56030, 85948, 107435, 112060, 171896, 214870, 224120, 279331, 429740, 558662, 859480, 1117324, 1396655, 2234648, 2793310, 5586620, 9260897, 11173240, 18521794, 37043588, 46304485, 74087176, 92608970, 120391661, 185217940, 240783322, 370435880, 481566644, 601958305, 963133288, 1203916610, 2407833220, 4815666440]

約数ペア:

[(1, 4815666440), (2, 2407833220), (4, 1203916610), (5, 963133288), (8, 601958305), (10, 481566644), (13, 370435880), (20, 240783322), (26, 185217940), (40, 120391661), (52, 92608970), (65, 74087176), (104, 46304485), (130, 37043588), (260, 18521794), (431, 11173240), (520, 9260897), (862, 5586620), (1724, 2793310), (2155, 2234648), (3448, 1396655), (4310, 1117324), (5603, 859480), (8620, 558662), (11206, 429740), (17240, 279331), (21487, 224120), (22412, 214870), (28015, 171896), (42974, 112060), (44824, 107435), (56030, 85948)]