28035060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6581}}^1$

素因数の和:6664

約数の個数: 48

約数和(自身を含む): 79615872

約数和(自身を除く): 51580812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 6581, 13162, 19743, 26324, 32905, 39486, 65810, 78972, 98715, 131620, 197430, 394860, 467251, 934502, 1401753, 1869004, 2336255, 2803506, 4672510, 5607012, 7008765, 9345020, 14017530, 28035060]

約数ペア:

[(1, 28035060), (2, 14017530), (3, 9345020), (4, 7008765), (5, 5607012), (6, 4672510), (10, 2803506), (12, 2336255), (15, 1869004), (20, 1401753), (30, 934502), (60, 467251), (71, 394860), (142, 197430), (213, 131620), (284, 98715), (355, 78972), (426, 65810), (710, 39486), (852, 32905), (1065, 26324), (1420, 19743), (2130, 13162), (4260, 6581)]