277034920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1459}}^1$

素因数の和:1618

約数の個数: 64

約数和(自身を含む): 643334400

約数和(自身を除く): 366299480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 101, 188, 202, 235, 376, 404, 470, 505, 808, 940, 1010, 1459, 1880, 2020, 2918, 4040, 4747, 5836, 7295, 9494, 11672, 14590, 18988, 23735, 29180, 37976, 47470, 58360, 68573, 94940, 137146, 147359, 189880, 274292, 294718, 342865, 548584, 589436, 685730, 736795, 1178872, 1371460, 1473590, 2742920, 2947180, 5894360, 6925873, 13851746, 27703492, 34629365, 55406984, 69258730, 138517460, 277034920]

約数ペア:

[(1, 277034920), (2, 138517460), (4, 69258730), (5, 55406984), (8, 34629365), (10, 27703492), (20, 13851746), (40, 6925873), (47, 5894360), (94, 2947180), (101, 2742920), (188, 1473590), (202, 1371460), (235, 1178872), (376, 736795), (404, 685730), (470, 589436), (505, 548584), (808, 342865), (940, 294718), (1010, 274292), (1459, 189880), (1880, 147359), (2020, 137146), (2918, 94940), (4040, 68573), (4747, 58360), (5836, 47470), (7295, 37976), (9494, 29180), (11672, 23735), (14590, 18988)]