2914890620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{7151}}^1$

素因数の和:7478

約数の個数: 48

約数和(自身を含む): 6217948800

約数和(自身を除く): 3303058180

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 229, 356, 445, 458, 890, 916, 1145, 1780, 2290, 4580, 7151, 14302, 20381, 28604, 35755, 40762, 71510, 81524, 101905, 143020, 203810, 407620, 636439, 1272878, 1637579, 2545756, 3182195, 3275158, 6364390, 6550316, 8187895, 12728780, 16375790, 32751580, 145744531, 291489062, 582978124, 728722655, 1457445310, 2914890620]

約数ペア:

[(1, 2914890620), (2, 1457445310), (4, 728722655), (5, 582978124), (10, 291489062), (20, 145744531), (89, 32751580), (178, 16375790), (229, 12728780), (356, 8187895), (445, 6550316), (458, 6364390), (890, 3275158), (916, 3182195), (1145, 2545756), (1780, 1637579), (2290, 1272878), (4580, 636439), (7151, 407620), (14302, 203810), (20381, 143020), (28604, 101905), (35755, 81524), (40762, 71510)]