1004030360

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{2029}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 2302020000

約数和(自身を除く): 1297989640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 139, 178, 278, 356, 445, 556, 695, 712, 890, 1112, 1390, 1780, 2029, 2780, 3560, 4058, 5560, 8116, 10145, 12371, 16232, 20290, 24742, 40580, 49484, 61855, 81160, 98968, 123710, 180581, 247420, 282031, 361162, 494840, 564062, 722324, 902905, 1128124, 1410155, 1444648, 1805810, 2256248, 2820310, 3611620, 5640620, 7223240, 11281240, 25100759, 50201518, 100403036, 125503795, 200806072, 251007590, 502015180, 1004030360]

約数ペア:

[(1, 1004030360), (2, 502015180), (4, 251007590), (5, 200806072), (8, 125503795), (10, 100403036), (20, 50201518), (40, 25100759), (89, 11281240), (139, 7223240), (178, 5640620), (278, 3611620), (356, 2820310), (445, 2256248), (556, 1805810), (695, 1444648), (712, 1410155), (890, 1128124), (1112, 902905), (1390, 722324), (1780, 564062), (2029, 494840), (2780, 361162), (3560, 282031), (4058, 247420), (5560, 180581), (8116, 123710), (10145, 98968), (12371, 81160), (16232, 61855), (20290, 49484), (24742, 40580)]