841276760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{5179}}^1$

素因数の和:5352

約数の個数: 64

約数和(自身を含む): 1969228800

約数和(自身を除く): 1127952040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 131, 155, 248, 262, 310, 524, 620, 655, 1048, 1240, 1310, 2620, 4061, 5179, 5240, 8122, 10358, 16244, 20305, 20716, 25895, 32488, 40610, 41432, 51790, 81220, 103580, 160549, 162440, 207160, 321098, 642196, 678449, 802745, 1284392, 1356898, 1605490, 2713796, 3210980, 3392245, 5427592, 6421960, 6784490, 13568980, 21031919, 27137960, 42063838, 84127676, 105159595, 168255352, 210319190, 420638380, 841276760]

約数ペア:

[(1, 841276760), (2, 420638380), (4, 210319190), (5, 168255352), (8, 105159595), (10, 84127676), (20, 42063838), (31, 27137960), (40, 21031919), (62, 13568980), (124, 6784490), (131, 6421960), (155, 5427592), (248, 3392245), (262, 3210980), (310, 2713796), (524, 1605490), (620, 1356898), (655, 1284392), (1048, 802745), (1240, 678449), (1310, 642196), (2620, 321098), (4061, 207160), (5179, 162440), (5240, 160549), (8122, 103580), (10358, 81220), (16244, 51790), (20305, 41432), (20716, 40610), (25895, 32488)]