39111940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 98461440

約数和(自身を除く): 59349500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 73, 86, 89, 140, 146, 172, 178, 215, 292, 301, 356, 365, 430, 445, 511, 602, 623, 730, 860, 890, 1022, 1204, 1246, 1460, 1505, 1780, 2044, 2492, 2555, 3010, 3115, 3139, 3827, 5110, 6020, 6230, 6278, 6497, 7654, 10220, 12460, 12556, 12994, 15308, 15695, 19135, 21973, 25988, 26789, 31390, 32485, 38270, 43946, 45479, 53578, 62780, 64970, 76540, 87892, 90958, 107156, 109865, 129940, 133945, 181916, 219730, 227395, 267890, 279371, 439460, 454790, 535780, 558742, 909580, 1117484, 1396855, 1955597, 2793710, 3911194, 5587420, 7822388, 9777985, 19555970, 39111940]

約数ペア:

[(1, 39111940), (2, 19555970), (4, 9777985), (5, 7822388), (7, 5587420), (10, 3911194), (14, 2793710), (20, 1955597), (28, 1396855), (35, 1117484), (43, 909580), (70, 558742), (73, 535780), (86, 454790), (89, 439460), (140, 279371), (146, 267890), (172, 227395), (178, 219730), (215, 181916), (292, 133945), (301, 129940), (356, 109865), (365, 107156), (430, 90958), (445, 87892), (511, 76540), (602, 64970), (623, 62780), (730, 53578), (860, 45479), (890, 43946), (1022, 38270), (1204, 32485), (1246, 31390), (1460, 26789), (1505, 25988), (1780, 21973), (2044, 19135), (2492, 15695), (2555, 15308), (3010, 12994), (3115, 12556), (3139, 12460), (3827, 10220), (5110, 7654), (6020, 6497), (6230, 6278)]