20540910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1753

約数の個数: 64

約数和(自身を含む): 54835200

約数和(自身を除く): 34294290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 1699, 2015, 2418, 3398, 4030, 5097, 6045, 8495, 10194, 12090, 16990, 22087, 25485, 44174, 50970, 52669, 66261, 105338, 110435, 132522, 158007, 220870, 263345, 316014, 331305, 526690, 662610, 684697, 790035, 1369394, 1580070, 2054091, 3423485, 4108182, 6846970, 10270455, 20540910]

約数ペア:

[(1, 20540910), (2, 10270455), (3, 6846970), (5, 4108182), (6, 3423485), (10, 2054091), (13, 1580070), (15, 1369394), (26, 790035), (30, 684697), (31, 662610), (39, 526690), (62, 331305), (65, 316014), (78, 263345), (93, 220870), (130, 158007), (155, 132522), (186, 110435), (195, 105338), (310, 66261), (390, 52669), (403, 50970), (465, 44174), (806, 25485), (930, 22087), (1209, 16990), (1699, 12090), (2015, 10194), (2418, 8495), (3398, 6045), (4030, 5097)]