1304420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 3069360

約数和(自身を除く): 1764940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 173, 260, 290, 346, 377, 580, 692, 754, 865, 1508, 1730, 1885, 2249, 3460, 3770, 4498, 5017, 7540, 8996, 10034, 11245, 20068, 22490, 25085, 44980, 50170, 65221, 100340, 130442, 260884, 326105, 652210, 1304420]

約数ペア:

[(1, 1304420), (2, 652210), (4, 326105), (5, 260884), (10, 130442), (13, 100340), (20, 65221), (26, 50170), (29, 44980), (52, 25085), (58, 22490), (65, 20068), (116, 11245), (130, 10034), (145, 8996), (173, 7540), (260, 5017), (290, 4498), (346, 3770), (377, 3460), (580, 2249), (692, 1885), (754, 1730), (865, 1508)]