13042360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^2$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 31127400

約数和(自身を除く): 18085040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 655, 760, 1048, 1310, 2489, 2620, 4978, 5240, 9956, 12445, 17161, 19912, 24890, 34322, 49780, 68644, 85805, 99560, 137288, 171610, 326059, 343220, 652118, 686440, 1304236, 1630295, 2608472, 3260590, 6521180, 13042360]

約数ペア:

[(1, 13042360), (2, 6521180), (4, 3260590), (5, 2608472), (8, 1630295), (10, 1304236), (19, 686440), (20, 652118), (38, 343220), (40, 326059), (76, 171610), (95, 137288), (131, 99560), (152, 85805), (190, 68644), (262, 49780), (380, 34322), (524, 24890), (655, 19912), (760, 17161), (1048, 12445), (1310, 9956), (2489, 5240), (2620, 4978)]