153900460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1099289}}^1$

素因数の和:1099305

約数の個数: 24

約数和(自身を含む): 369361440

約数和(自身を除く): 215460980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1099289, 2198578, 4397156, 5496445, 7695023, 10992890, 15390046, 21985780, 30780092, 38475115, 76950230, 153900460]

約数ペア:

[(1, 153900460), (2, 76950230), (4, 38475115), (5, 30780092), (7, 21985780), (10, 15390046), (14, 10992890), (20, 7695023), (28, 5496445), (35, 4397156), (70, 2198578), (140, 1099289)]