893159560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{941}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 2049980400

約数和(自身を除く): 1156820840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 389, 488, 610, 778, 941, 1220, 1556, 1882, 1945, 2440, 3112, 3764, 3890, 4705, 7528, 7780, 9410, 15560, 18820, 23729, 37640, 47458, 57401, 94916, 114802, 118645, 189832, 229604, 237290, 287005, 366049, 459208, 474580, 574010, 732098, 949160, 1148020, 1464196, 1830245, 2296040, 2928392, 3660490, 7320980, 14641960, 22328989, 44657978, 89315956, 111644945, 178631912, 223289890, 446579780, 893159560]

約数ペア:

[(1, 893159560), (2, 446579780), (4, 223289890), (5, 178631912), (8, 111644945), (10, 89315956), (20, 44657978), (40, 22328989), (61, 14641960), (122, 7320980), (244, 3660490), (305, 2928392), (389, 2296040), (488, 1830245), (610, 1464196), (778, 1148020), (941, 949160), (1220, 732098), (1556, 574010), (1882, 474580), (1945, 459208), (2440, 366049), (3112, 287005), (3764, 237290), (3890, 229604), (4705, 189832), (7528, 118645), (7780, 114802), (9410, 94916), (15560, 57401), (18820, 47458), (23729, 37640)]