804515972840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1\times {\mathrm{561703}}^1$

素因数の和:562362

約数の個数: 64

約数和(自身を含む): 1842973292160

約数和(自身を除く): 1038457319320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 587, 610, 1174, 1220, 2348, 2440, 2935, 4696, 5870, 11740, 23480, 35807, 71614, 143228, 179035, 286456, 358070, 561703, 716140, 1123406, 1432280, 2246812, 2808515, 4493624, 5617030, 11234060, 22468120, 34263883, 68527766, 137055532, 171319415, 274111064, 329719661, 342638830, 659439322, 685277660, 1318878644, 1370555320, 1648598305, 2637757288, 3297196610, 6594393220, 13188786440, 20112899321, 40225798642, 80451597284, 100564496605, 160903194568, 201128993210, 402257986420, 804515972840]

約数ペア:

[(1, 804515972840), (2, 402257986420), (4, 201128993210), (5, 160903194568), (8, 100564496605), (10, 80451597284), (20, 40225798642), (40, 20112899321), (61, 13188786440), (122, 6594393220), (244, 3297196610), (305, 2637757288), (488, 1648598305), (587, 1370555320), (610, 1318878644), (1174, 685277660), (1220, 659439322), (2348, 342638830), (2440, 329719661), (2935, 274111064), (4696, 171319415), (5870, 137055532), (11740, 68527766), (23480, 34263883), (35807, 22468120), (71614, 11234060), (143228, 5617030), (179035, 4493624), (286456, 2808515), (358070, 2246812), (561703, 1432280), (716140, 1123406)]