2149045240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1733101}}^1$

素因数の和:1733143

約数の個数: 32

約数和(自身を含む): 4991333760

約数和(自身を除く): 2842288520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1733101, 3466202, 6932404, 8665505, 13864808, 17331010, 34662020, 53726131, 69324040, 107452262, 214904524, 268630655, 429809048, 537261310, 1074522620, 2149045240]

約数ペア:

[(1, 2149045240), (2, 1074522620), (4, 537261310), (5, 429809048), (8, 268630655), (10, 214904524), (20, 107452262), (31, 69324040), (40, 53726131), (62, 34662020), (124, 17331010), (155, 13864808), (248, 8665505), (310, 6932404), (620, 3466202), (1240, 1733101)]