28029124130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1\times {\mathrm{8419}}^1$

素因数の和:8871

約数の個数: 64

約数和(自身を含む): 58199040000

約数和(自身を除く): 30169915870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 239, 398, 478, 995, 1195, 1393, 1673, 1990, 2390, 2786, 3346, 6965, 8365, 8419, 13930, 16730, 16838, 42095, 47561, 58933, 84190, 95122, 117866, 237805, 294665, 332927, 475610, 589330, 665854, 1664635, 1675381, 2012141, 3329270, 3350762, 4024282, 8376905, 10060705, 11727667, 14084987, 16753810, 20121410, 23455334, 28169974, 58638335, 70424935, 117276670, 140849870, 400416059, 800832118, 2002080295, 2802912413, 4004160590, 5605824826, 14014562065, 28029124130]

約数ペア:

[(1, 28029124130), (2, 14014562065), (5, 5605824826), (7, 4004160590), (10, 2802912413), (14, 2002080295), (35, 800832118), (70, 400416059), (199, 140849870), (239, 117276670), (398, 70424935), (478, 58638335), (995, 28169974), (1195, 23455334), (1393, 20121410), (1673, 16753810), (1990, 14084987), (2390, 11727667), (2786, 10060705), (3346, 8376905), (6965, 4024282), (8365, 3350762), (8419, 3329270), (13930, 2012141), (16730, 1675381), (16838, 1664635), (42095, 665854), (47561, 589330), (58933, 475610), (84190, 332927), (95122, 294665), (117866, 237805)]