40880140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10069}}^1$

素因数の和:10114

約数の個数: 48

約数和(自身を含む): 101505600

約数和(自身を除く): 60625460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 10069, 20138, 40276, 50345, 70483, 100690, 140966, 201380, 281932, 292001, 352415, 584002, 704830, 1168004, 1409660, 1460005, 2044007, 2920010, 4088014, 5840020, 8176028, 10220035, 20440070, 40880140]

約数ペア:

[(1, 40880140), (2, 20440070), (4, 10220035), (5, 8176028), (7, 5840020), (10, 4088014), (14, 2920010), (20, 2044007), (28, 1460005), (29, 1409660), (35, 1168004), (58, 704830), (70, 584002), (116, 352415), (140, 292001), (145, 281932), (203, 201380), (290, 140966), (406, 100690), (580, 70483), (812, 50345), (1015, 40276), (2030, 20138), (4060, 10069)]