3968720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:412

約数の個数: 80

約数和(自身を含む): 11130240

約数和(自身を除く): 7161520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 373, 380, 532, 560, 665, 746, 760, 1064, 1330, 1492, 1520, 1865, 2128, 2611, 2660, 2984, 3730, 5222, 5320, 5968, 7087, 7460, 10444, 10640, 13055, 14174, 14920, 20888, 26110, 28348, 29840, 35435, 41776, 49609, 52220, 56696, 70870, 99218, 104440, 113392, 141740, 198436, 208880, 248045, 283480, 396872, 496090, 566960, 793744, 992180, 1984360, 3968720]

約数ペア:

[(1, 3968720), (2, 1984360), (4, 992180), (5, 793744), (7, 566960), (8, 496090), (10, 396872), (14, 283480), (16, 248045), (19, 208880), (20, 198436), (28, 141740), (35, 113392), (38, 104440), (40, 99218), (56, 70870), (70, 56696), (76, 52220), (80, 49609), (95, 41776), (112, 35435), (133, 29840), (140, 28348), (152, 26110), (190, 20888), (266, 14920), (280, 14174), (304, 13055), (373, 10640), (380, 10444), (532, 7460), (560, 7087), (665, 5968), (746, 5320), (760, 5222), (1064, 3730), (1330, 2984), (1492, 2660), (1520, 2611), (1865, 2128)]