977872480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{470131}}^1$

素因数の和:470159

約数の個数: 48

約数和(自身を含む): 2487938544

約数和(自身を除く): 1510066064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 470131, 940262, 1880524, 2350655, 3761048, 4701310, 6111703, 7522096, 9402620, 12223406, 15044192, 18805240, 24446812, 30558515, 37610480, 48893624, 61117030, 75220960, 97787248, 122234060, 195574496, 244468120, 488936240, 977872480]

約数ペア:

[(1, 977872480), (2, 488936240), (4, 244468120), (5, 195574496), (8, 122234060), (10, 97787248), (13, 75220960), (16, 61117030), (20, 48893624), (26, 37610480), (32, 30558515), (40, 24446812), (52, 18805240), (65, 15044192), (80, 12223406), (104, 9402620), (130, 7522096), (160, 6111703), (208, 4701310), (260, 3761048), (416, 2350655), (520, 1880524), (1040, 940262), (2080, 470131)]