9501640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 23036400

約数和(自身を除く): 13534760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 157, 170, 178, 314, 340, 356, 445, 628, 680, 712, 785, 890, 1256, 1513, 1570, 1780, 2669, 3026, 3140, 3560, 5338, 6052, 6280, 7565, 10676, 12104, 13345, 13973, 15130, 21352, 26690, 27946, 30260, 53380, 55892, 60520, 69865, 106760, 111784, 139730, 237541, 279460, 475082, 558920, 950164, 1187705, 1900328, 2375410, 4750820, 9501640]

約数ペア:

[(1, 9501640), (2, 4750820), (4, 2375410), (5, 1900328), (8, 1187705), (10, 950164), (17, 558920), (20, 475082), (34, 279460), (40, 237541), (68, 139730), (85, 111784), (89, 106760), (136, 69865), (157, 60520), (170, 55892), (178, 53380), (314, 30260), (340, 27946), (356, 26690), (445, 21352), (628, 15130), (680, 13973), (712, 13345), (785, 12104), (890, 10676), (1256, 7565), (1513, 6280), (1570, 6052), (1780, 5338), (2669, 3560), (3026, 3140)]