1639841060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{573371}}^1$

素因数の和:573404

約数の個数: 48

約数和(自身を含む): 4045712832

約数和(自身を除く): 2405871772

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 573371, 1146742, 2293484, 2866855, 5733710, 6307081, 7453823, 11467420, 12614162, 14907646, 25228324, 29815292, 31535405, 37269115, 63070810, 74538230, 81992053, 126141620, 149076460, 163984106, 327968212, 409960265, 819920530, 1639841060]

約数ペア:

[(1, 1639841060), (2, 819920530), (4, 409960265), (5, 327968212), (10, 163984106), (11, 149076460), (13, 126141620), (20, 81992053), (22, 74538230), (26, 63070810), (44, 37269115), (52, 31535405), (55, 29815292), (65, 25228324), (110, 14907646), (130, 12614162), (143, 11467420), (220, 7453823), (260, 6307081), (286, 5733710), (572, 2866855), (715, 2293484), (1430, 1146742), (2860, 573371)]