34777220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 78019200

約数和(自身を除く): 43241980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1289, 1349, 1420, 2578, 2698, 5156, 5396, 6445, 6745, 12890, 13490, 24491, 25780, 26980, 48982, 91519, 97964, 122455, 183038, 244910, 366076, 457595, 489820, 915190, 1738861, 1830380, 3477722, 6955444, 8694305, 17388610, 34777220]

約数ペア:

[(1, 34777220), (2, 17388610), (4, 8694305), (5, 6955444), (10, 3477722), (19, 1830380), (20, 1738861), (38, 915190), (71, 489820), (76, 457595), (95, 366076), (142, 244910), (190, 183038), (284, 122455), (355, 97964), (380, 91519), (710, 48982), (1289, 26980), (1349, 25780), (1420, 24491), (2578, 13490), (2698, 12890), (5156, 6745), (5396, 6445)]