2014972420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{67121}}^1$

素因数の和:67228

約数の個数: 48

約数和(自身を含む): 4510598400

約数和(自身を除く): 2495625980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 6004, 7505, 15010, 30020, 67121, 134242, 268484, 335605, 671210, 1275299, 1342420, 2550598, 5101196, 5302559, 6376495, 10605118, 12752990, 21210236, 25505980, 26512795, 53025590, 100748621, 106051180, 201497242, 402994484, 503743105, 1007486210, 2014972420]

約数ペア:

[(1, 2014972420), (2, 1007486210), (4, 503743105), (5, 402994484), (10, 201497242), (19, 106051180), (20, 100748621), (38, 53025590), (76, 26512795), (79, 25505980), (95, 21210236), (158, 12752990), (190, 10605118), (316, 6376495), (380, 5302559), (395, 5101196), (790, 2550598), (1501, 1342420), (1580, 1275299), (3002, 671210), (6004, 335605), (7505, 268484), (15010, 134242), (30020, 67121)]