42171640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7927}}^1$

素因数の和:7964

約数の個数: 64

約数和(自身を含む): 114163200

約数和(自身を除く): 71991560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7927, 15854, 31708, 39635, 55489, 63416, 79270, 110978, 150613, 158540, 221956, 277445, 301226, 317080, 443912, 554890, 602452, 753065, 1054291, 1109780, 1204904, 1506130, 2108582, 2219560, 3012260, 4217164, 5271455, 6024520, 8434328, 10542910, 21085820, 42171640]

約数ペア:

[(1, 42171640), (2, 21085820), (4, 10542910), (5, 8434328), (7, 6024520), (8, 5271455), (10, 4217164), (14, 3012260), (19, 2219560), (20, 2108582), (28, 1506130), (35, 1204904), (38, 1109780), (40, 1054291), (56, 753065), (70, 602452), (76, 554890), (95, 443912), (133, 317080), (140, 301226), (152, 277445), (190, 221956), (266, 158540), (280, 150613), (380, 110978), (532, 79270), (665, 63416), (760, 55489), (1064, 39635), (1330, 31708), (2660, 15854), (5320, 7927)]