20457524810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1\times {\mathrm{54983}}^1$

素因数の和:56302

約数の個数: 32

約数和(自身を含む): 38123706240

約数和(自身を除く): 17666181430

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1283, 2566, 6415, 12830, 37207, 54983, 74414, 109966, 186035, 274915, 372070, 549830, 1594507, 3189014, 7972535, 15945070, 70543189, 141086378, 352715945, 705431890, 2045752481, 4091504962, 10228762405, 20457524810]

約数ペア:

[(1, 20457524810), (2, 10228762405), (5, 4091504962), (10, 2045752481), (29, 705431890), (58, 352715945), (145, 141086378), (290, 70543189), (1283, 15945070), (2566, 7972535), (6415, 3189014), (12830, 1594507), (37207, 549830), (54983, 372070), (74414, 274915), (109966, 186035)]