2480820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 7015680

約数和(自身を除く): 4534860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 239, 346, 478, 519, 692, 717, 865, 956, 1038, 1195, 1434, 1730, 2076, 2390, 2595, 2868, 3460, 3585, 4780, 5190, 7170, 10380, 14340, 41347, 82694, 124041, 165388, 206735, 248082, 413470, 496164, 620205, 826940, 1240410, 2480820]

約数ペア:

[(1, 2480820), (2, 1240410), (3, 826940), (4, 620205), (5, 496164), (6, 413470), (10, 248082), (12, 206735), (15, 165388), (20, 124041), (30, 82694), (60, 41347), (173, 14340), (239, 10380), (346, 7170), (478, 5190), (519, 4780), (692, 3585), (717, 3460), (865, 2868), (956, 2595), (1038, 2390), (1195, 2076), (1434, 1730)]