421566180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1003729}}^1$

素因数の和:1003748

約数の個数: 48

約数和(自身を含む): 1349013120

約数和(自身を除く): 927446940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1003729, 2007458, 3011187, 4014916, 5018645, 6022374, 7026103, 10037290, 12044748, 14052206, 15055935, 20074580, 21078309, 28104412, 30111870, 35130515, 42156618, 60223740, 70261030, 84313236, 105391545, 140522060, 210783090, 421566180]

約数ペア:

[(1, 421566180), (2, 210783090), (3, 140522060), (4, 105391545), (5, 84313236), (6, 70261030), (7, 60223740), (10, 42156618), (12, 35130515), (14, 30111870), (15, 28104412), (20, 21078309), (21, 20074580), (28, 15055935), (30, 14052206), (35, 12044748), (42, 10037290), (60, 7026103), (70, 6022374), (84, 5018645), (105, 4014916), (140, 3011187), (210, 2007458), (420, 1003729)]