488596580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{12919}}^1$

素因数の和:13020

約数の個数: 48

約数和(自身を含む): 1076597760

約数和(自身を除く): 588001180

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 12919, 18910, 25838, 37820, 51676, 64595, 129190, 258380, 400489, 788059, 800978, 1576118, 1601956, 2002445, 3152236, 3940295, 4004890, 7880590, 8009780, 15761180, 24429829, 48859658, 97719316, 122149145, 244298290, 488596580]

約数ペア:

[(1, 488596580), (2, 244298290), (4, 122149145), (5, 97719316), (10, 48859658), (20, 24429829), (31, 15761180), (61, 8009780), (62, 7880590), (122, 4004890), (124, 3940295), (155, 3152236), (244, 2002445), (305, 1601956), (310, 1576118), (610, 800978), (620, 788059), (1220, 400489), (1891, 258380), (3782, 129190), (7564, 64595), (9455, 51676), (12919, 37820), (18910, 25838)]