31854830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 70709760

約数和(自身を除く): 38854930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 43, 70, 86, 95, 133, 190, 215, 266, 301, 430, 557, 602, 665, 817, 1114, 1330, 1505, 1634, 2785, 3010, 3899, 4085, 5570, 5719, 7798, 8170, 10583, 11438, 19495, 21166, 23951, 28595, 38990, 47902, 52915, 57190, 74081, 105830, 119755, 148162, 167657, 239510, 335314, 370405, 455069, 740810, 838285, 910138, 1676570, 2275345, 3185483, 4550690, 6370966, 15927415, 31854830]

約数ペア:

[(1, 31854830), (2, 15927415), (5, 6370966), (7, 4550690), (10, 3185483), (14, 2275345), (19, 1676570), (35, 910138), (38, 838285), (43, 740810), (70, 455069), (86, 370405), (95, 335314), (133, 239510), (190, 167657), (215, 148162), (266, 119755), (301, 105830), (430, 74081), (557, 57190), (602, 52915), (665, 47902), (817, 38990), (1114, 28595), (1330, 23951), (1505, 21166), (1634, 19495), (2785, 11438), (3010, 10583), (3899, 8170), (4085, 7798), (5570, 5719)]