30897190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 57425760

約数和(自身を除く): 26528570

約数列:

[1, 2, 5, 10, 41, 82, 179, 205, 358, 410, 421, 842, 895, 1790, 2105, 4210, 7339, 14678, 17261, 34522, 36695, 73390, 75359, 86305, 150718, 172610, 376795, 753590, 3089719, 6179438, 15448595, 30897190]

約数ペア:

[(1, 30897190), (2, 15448595), (5, 6179438), (10, 3089719), (41, 753590), (82, 376795), (179, 172610), (205, 150718), (358, 86305), (410, 75359), (421, 73390), (842, 36695), (895, 34522), (1790, 17261), (2105, 14678), (4210, 7339)]