16365080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 39506400

約数和(自身を除く): 23141320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 353, 380, 488, 610, 706, 760, 1159, 1220, 1412, 1765, 2318, 2440, 2824, 3530, 4636, 5795, 6707, 7060, 9272, 11590, 13414, 14120, 21533, 23180, 26828, 33535, 43066, 46360, 53656, 67070, 86132, 107665, 134140, 172264, 215330, 268280, 409127, 430660, 818254, 861320, 1636508, 2045635, 3273016, 4091270, 8182540, 16365080]

約数ペア:

[(1, 16365080), (2, 8182540), (4, 4091270), (5, 3273016), (8, 2045635), (10, 1636508), (19, 861320), (20, 818254), (38, 430660), (40, 409127), (61, 268280), (76, 215330), (95, 172264), (122, 134140), (152, 107665), (190, 86132), (244, 67070), (305, 53656), (353, 46360), (380, 43066), (488, 33535), (610, 26828), (706, 23180), (760, 21533), (1159, 14120), (1220, 13414), (1412, 11590), (1765, 9272), (2318, 7060), (2440, 6707), (2824, 5795), (3530, 4636)]