790119980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1\times {\mathrm{3209}}^1$

素因数の和:4178

約数の個数: 48

約数和(自身を含む): 1789331040

約数和(自身を除く): 999211060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 947, 1894, 3209, 3788, 4735, 6418, 9470, 12311, 12836, 16045, 18940, 24622, 32090, 41717, 49244, 61555, 64180, 83434, 123110, 166868, 208585, 246220, 417170, 834340, 3038923, 6077846, 12155692, 15194615, 30389230, 39505999, 60778460, 79011998, 158023996, 197529995, 395059990, 790119980]

約数ペア:

[(1, 790119980), (2, 395059990), (4, 197529995), (5, 158023996), (10, 79011998), (13, 60778460), (20, 39505999), (26, 30389230), (52, 15194615), (65, 12155692), (130, 6077846), (260, 3038923), (947, 834340), (1894, 417170), (3209, 246220), (3788, 208585), (4735, 166868), (6418, 123110), (9470, 83434), (12311, 64180), (12836, 61555), (16045, 49244), (18940, 41717), (24622, 32090)]