3885454780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{167621}}^1$

素因数の和:167710

約数の個数: 48

約数和(自身を含む): 8729753760

約数和(自身を除く): 4844298980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 23180, 167621, 335242, 670484, 838105, 1676210, 3184799, 3352420, 6369598, 10224881, 12739196, 15923995, 20449762, 31847990, 40899524, 51124405, 63695980, 102248810, 194272739, 204497620, 388545478, 777090956, 971363695, 1942727390, 3885454780]

約数ペア:

[(1, 3885454780), (2, 1942727390), (4, 971363695), (5, 777090956), (10, 388545478), (19, 204497620), (20, 194272739), (38, 102248810), (61, 63695980), (76, 51124405), (95, 40899524), (122, 31847990), (190, 20449762), (244, 15923995), (305, 12739196), (380, 10224881), (610, 6369598), (1159, 3352420), (1220, 3184799), (2318, 1676210), (4636, 838105), (5795, 670484), (11590, 335242), (23180, 167621)]