1915692180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{449693}}^1$

素因数の和:449776

約数の個数: 48

約数和(自身を含む): 5439498624

約数和(自身を除く): 3523806444

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, 449693, 899386, 1349079, 1798772, 2248465, 2698158, 4496930, 5396316, 6745395, 8993860, 13490790, 26981580, 31928203, 63856406, 95784609, 127712812, 159641015, 191569218, 319282030, 383138436, 478923045, 638564060, 957846090, 1915692180]

約数ペア:

[(1, 1915692180), (2, 957846090), (3, 638564060), (4, 478923045), (5, 383138436), (6, 319282030), (10, 191569218), (12, 159641015), (15, 127712812), (20, 95784609), (30, 63856406), (60, 31928203), (71, 26981580), (142, 13490790), (213, 8993860), (284, 6745395), (355, 5396316), (426, 4496930), (710, 2698158), (852, 2248465), (1065, 1798772), (1420, 1349079), (2130, 899386), (4260, 449693)]