38579840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4637}}^1$

素因数の和:4669

約数の個数: 64

約数和(自身を含む): 99345960

約数和(自身を除く): 60766120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 4637, 8320, 9274, 18548, 23185, 37096, 46370, 60281, 74192, 92740, 120562, 148384, 185480, 241124, 296768, 301405, 370960, 482248, 593536, 602810, 741920, 964496, 1205620, 1483840, 1928992, 2411240, 2967680, 3857984, 4822480, 7715968, 9644960, 19289920, 38579840]

約数ペア:

[(1, 38579840), (2, 19289920), (4, 9644960), (5, 7715968), (8, 4822480), (10, 3857984), (13, 2967680), (16, 2411240), (20, 1928992), (26, 1483840), (32, 1205620), (40, 964496), (52, 741920), (64, 602810), (65, 593536), (80, 482248), (104, 370960), (128, 301405), (130, 296768), (160, 241124), (208, 185480), (260, 148384), (320, 120562), (416, 92740), (520, 74192), (640, 60281), (832, 46370), (1040, 37096), (1664, 23185), (2080, 18548), (4160, 9274), (4637, 8320)]