20804954010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{39419}}^1$

素因数の和:39743

約数の個数: 64

約数和(自身を含む): 50827201920

約数和(自身を除く): 30022247910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 241, 365, 438, 482, 723, 730, 1095, 1205, 1446, 2190, 2410, 3615, 7230, 17593, 35186, 39419, 52779, 78838, 87965, 105558, 118257, 175930, 197095, 236514, 263895, 394190, 527790, 591285, 1182570, 2877587, 5755174, 8632761, 9499979, 14387935, 17265522, 18999958, 28499937, 28775870, 43163805, 47499895, 56999874, 86327610, 94999790, 142499685, 284999370, 693498467, 1386996934, 2080495401, 3467492335, 4160990802, 6934984670, 10402477005, 20804954010]

約数ペア:

[(1, 20804954010), (2, 10402477005), (3, 6934984670), (5, 4160990802), (6, 3467492335), (10, 2080495401), (15, 1386996934), (30, 693498467), (73, 284999370), (146, 142499685), (219, 94999790), (241, 86327610), (365, 56999874), (438, 47499895), (482, 43163805), (723, 28775870), (730, 28499937), (1095, 18999958), (1205, 17265522), (1446, 14387935), (2190, 9499979), (2410, 8632761), (3615, 5755174), (7230, 2877587), (17593, 1182570), (35186, 591285), (39419, 527790), (52779, 394190), (78838, 263895), (87965, 236514), (105558, 197095), (118257, 175930)]