3176420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 7573440

約数和(自身を除く): 4397020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 643, 988, 1235, 1286, 2470, 2572, 3215, 4940, 6430, 8359, 12217, 12860, 16718, 24434, 33436, 41795, 48868, 61085, 83590, 122170, 158821, 167180, 244340, 317642, 635284, 794105, 1588210, 3176420]

約数ペア:

[(1, 3176420), (2, 1588210), (4, 794105), (5, 635284), (10, 317642), (13, 244340), (19, 167180), (20, 158821), (26, 122170), (38, 83590), (52, 61085), (65, 48868), (76, 41795), (95, 33436), (130, 24434), (190, 16718), (247, 12860), (260, 12217), (380, 8359), (494, 6430), (643, 4940), (988, 3215), (1235, 2572), (1286, 2470)]