1330405460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1543}}^1\times {\mathrm{2269}}^1$

素因数の和:3840

約数の個数: 48

約数和(自身を含む): 2944099200

約数和(自身を除く): 1613693740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1543, 2269, 3086, 4538, 6172, 7715, 9076, 11345, 15430, 22690, 29317, 30860, 43111, 45380, 58634, 86222, 117268, 146585, 172444, 215555, 293170, 431110, 586340, 862220, 3501067, 7002134, 14004268, 17505335, 35010670, 66520273, 70021340, 133040546, 266081092, 332601365, 665202730, 1330405460]

約数ペア:

[(1, 1330405460), (2, 665202730), (4, 332601365), (5, 266081092), (10, 133040546), (19, 70021340), (20, 66520273), (38, 35010670), (76, 17505335), (95, 14004268), (190, 7002134), (380, 3501067), (1543, 862220), (2269, 586340), (3086, 431110), (4538, 293170), (6172, 215555), (7715, 172444), (9076, 146585), (11345, 117268), (15430, 86222), (22690, 58634), (29317, 45380), (30860, 43111)]