1520289910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:973

約数の個数: 64

約数和(自身を含む): 2937876480

約数和(自身を除く): 1417586570

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 263, 290, 310, 526, 643, 899, 1286, 1315, 1798, 2630, 3215, 4495, 6430, 7627, 8153, 8990, 15254, 16306, 18647, 19933, 37294, 38135, 39866, 40765, 76270, 81530, 93235, 99665, 169109, 186470, 199330, 236437, 338218, 472874, 578057, 845545, 1156114, 1182185, 1691090, 2364370, 2890285, 4904161, 5242379, 5780570, 9808322, 10484758, 24520805, 26211895, 49041610, 52423790, 152028991, 304057982, 760144955, 1520289910]

約数ペア:

[(1, 1520289910), (2, 760144955), (5, 304057982), (10, 152028991), (29, 52423790), (31, 49041610), (58, 26211895), (62, 24520805), (145, 10484758), (155, 9808322), (263, 5780570), (290, 5242379), (310, 4904161), (526, 2890285), (643, 2364370), (899, 1691090), (1286, 1182185), (1315, 1156114), (1798, 845545), (2630, 578057), (3215, 472874), (4495, 338218), (6430, 236437), (7627, 199330), (8153, 186470), (8990, 169109), (15254, 99665), (16306, 93235), (18647, 81530), (19933, 76270), (37294, 40765), (38135, 39866)]