13393240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1592

約数の個数: 64

約数和(自身を含む): 35573760

約数和(自身を除く): 22180520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1543, 1736, 2170, 3086, 4340, 6172, 7715, 8680, 10801, 12344, 15430, 21602, 30860, 43204, 47833, 54005, 61720, 86408, 95666, 108010, 191332, 216020, 239165, 334831, 382664, 432040, 478330, 669662, 956660, 1339324, 1674155, 1913320, 2678648, 3348310, 6696620, 13393240]

約数ペア:

[(1, 13393240), (2, 6696620), (4, 3348310), (5, 2678648), (7, 1913320), (8, 1674155), (10, 1339324), (14, 956660), (20, 669662), (28, 478330), (31, 432040), (35, 382664), (40, 334831), (56, 239165), (62, 216020), (70, 191332), (124, 108010), (140, 95666), (155, 86408), (217, 61720), (248, 54005), (280, 47833), (310, 43204), (434, 30860), (620, 21602), (868, 15430), (1085, 12344), (1240, 10801), (1543, 8680), (1736, 7715), (2170, 6172), (3086, 4340)]