19779503880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8675221}}^1$

素因数の和:8675254

約数の個数: 64

約数和(自身を含む): 62461598400

約数和(自身を除く): 42682094520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8675221, 17350442, 26025663, 34700884, 43376105, 52051326, 69401768, 86752210, 104102652, 130128315, 164829199, 173504420, 208205304, 260256630, 329658398, 347008840, 494487597, 520513260, 659316796, 824145995, 988975194, 1041026520, 1318633592, 1648291990, 1977950388, 2472437985, 3296583980, 3955900776, 4944875970, 6593167960, 9889751940, 19779503880]

約数ペア:

[(1, 19779503880), (2, 9889751940), (3, 6593167960), (4, 4944875970), (5, 3955900776), (6, 3296583980), (8, 2472437985), (10, 1977950388), (12, 1648291990), (15, 1318633592), (19, 1041026520), (20, 988975194), (24, 824145995), (30, 659316796), (38, 520513260), (40, 494487597), (57, 347008840), (60, 329658398), (76, 260256630), (95, 208205304), (114, 173504420), (120, 164829199), (152, 130128315), (190, 104102652), (228, 86752210), (285, 69401768), (380, 52051326), (456, 43376105), (570, 34700884), (760, 26025663), (1140, 17350442), (2280, 8675221)]