40023790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 78962688

約数和(自身を除く): 38938898

約数列:

[1, 2, 5, 10, 31, 41, 47, 62, 67, 82, 94, 134, 155, 205, 235, 310, 335, 410, 470, 670, 1271, 1457, 1927, 2077, 2542, 2747, 2914, 3149, 3854, 4154, 5494, 6298, 6355, 7285, 9635, 10385, 12710, 13735, 14570, 15745, 19270, 20770, 27470, 31490, 59737, 85157, 97619, 119474, 129109, 170314, 195238, 258218, 298685, 425785, 488095, 597370, 645545, 851570, 976190, 1291090, 4002379, 8004758, 20011895, 40023790]

約数ペア:

[(1, 40023790), (2, 20011895), (5, 8004758), (10, 4002379), (31, 1291090), (41, 976190), (47, 851570), (62, 645545), (67, 597370), (82, 488095), (94, 425785), (134, 298685), (155, 258218), (205, 195238), (235, 170314), (310, 129109), (335, 119474), (410, 97619), (470, 85157), (670, 59737), (1271, 31490), (1457, 27470), (1927, 20770), (2077, 19270), (2542, 15745), (2747, 14570), (2914, 13735), (3149, 12710), (3854, 10385), (4154, 9635), (5494, 7285), (6298, 6355)]