117644020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1367}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 267055488

約数和(自身を除く): 149411468

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 662, 1324, 1367, 1655, 2734, 3310, 4303, 5468, 6620, 6835, 8606, 13670, 17212, 17771, 21515, 27340, 35542, 43030, 71084, 86060, 88855, 177710, 355420, 452477, 904954, 1809908, 2262385, 4524770, 5882201, 9049540, 11764402, 23528804, 29411005, 58822010, 117644020]

約数ペア:

[(1, 117644020), (2, 58822010), (4, 29411005), (5, 23528804), (10, 11764402), (13, 9049540), (20, 5882201), (26, 4524770), (52, 2262385), (65, 1809908), (130, 904954), (260, 452477), (331, 355420), (662, 177710), (1324, 88855), (1367, 86060), (1655, 71084), (2734, 43030), (3310, 35542), (4303, 27340), (5468, 21515), (6620, 17771), (6835, 17212), (8606, 13670)]