1171966580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{1721}}^1$

素因数の和:2240

約数の個数: 48

約数和(自身を含む): 2499517440

約数和(自身を除く): 1327550860

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 431, 790, 862, 1580, 1721, 1724, 2155, 3442, 4310, 6884, 8605, 8620, 17210, 34049, 34420, 68098, 135959, 136196, 170245, 271918, 340490, 543836, 679795, 680980, 741751, 1359590, 1483502, 2719180, 2967004, 3708755, 7417510, 14835020, 58598329, 117196658, 234393316, 292991645, 585983290, 1171966580]

約数ペア:

[(1, 1171966580), (2, 585983290), (4, 292991645), (5, 234393316), (10, 117196658), (20, 58598329), (79, 14835020), (158, 7417510), (316, 3708755), (395, 2967004), (431, 2719180), (790, 1483502), (862, 1359590), (1580, 741751), (1721, 680980), (1724, 679795), (2155, 543836), (3442, 340490), (4310, 271918), (6884, 170245), (8605, 136196), (8620, 135959), (17210, 68098), (34049, 34420)]