348536240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{335131}}^1$

素因数の和:335157

約数の個数: 40

約数和(自身を含む): 872683728

約数和(自身を除く): 524147488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 335131, 670262, 1340524, 1675655, 2681048, 3351310, 4356703, 5362096, 6702620, 8713406, 13405240, 17426812, 21783515, 26810480, 34853624, 43567030, 69707248, 87134060, 174268120, 348536240]

約数ペア:

[(1, 348536240), (2, 174268120), (4, 87134060), (5, 69707248), (8, 43567030), (10, 34853624), (13, 26810480), (16, 21783515), (20, 17426812), (26, 13405240), (40, 8713406), (52, 6702620), (65, 5362096), (80, 4356703), (104, 3351310), (130, 2681048), (208, 1675655), (260, 1340524), (520, 670262), (1040, 335131)]