2016394430440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2657}}^1\times {\mathrm{1459421}}^1$

素因数の和:1462102

約数の個数: 64

約数和(自身を含む): 4887721031760

約数和(自身を除く): 2871326601320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2657, 5314, 10628, 13285, 21256, 26570, 34541, 53140, 69082, 106280, 138164, 172705, 276328, 345410, 690820, 1381640, 1459421, 2918842, 5837684, 7297105, 11675368, 14594210, 18972473, 29188420, 37944946, 58376840, 75889892, 94862365, 151779784, 189724730, 379449460, 758898920, 3877681597, 7755363194, 15510726388, 19388407985, 31021452776, 38776815970, 50409860761, 77553631940, 100819721522, 155107263880, 201639443044, 252049303805, 403278886088, 504098607610, 1008197215220, 2016394430440]

約数ペア:

[(1, 2016394430440), (2, 1008197215220), (4, 504098607610), (5, 403278886088), (8, 252049303805), (10, 201639443044), (13, 155107263880), (20, 100819721522), (26, 77553631940), (40, 50409860761), (52, 38776815970), (65, 31021452776), (104, 19388407985), (130, 15510726388), (260, 7755363194), (520, 3877681597), (2657, 758898920), (5314, 379449460), (10628, 189724730), (13285, 151779784), (21256, 94862365), (26570, 75889892), (34541, 58376840), (53140, 37944946), (69082, 29188420), (106280, 18972473), (138164, 14594210), (172705, 11675368), (276328, 7297105), (345410, 5837684), (690820, 2918842), (1381640, 1459421)]