56442940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1543}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 124508160

約数和(自身を除く): 68065220

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 1180, 1543, 1829, 3086, 3658, 6172, 7316, 7715, 9145, 15430, 18290, 30860, 36580, 47833, 91037, 95666, 182074, 191332, 239165, 364148, 455185, 478330, 910370, 956660, 1820740, 2822147, 5644294, 11288588, 14110735, 28221470, 56442940]

約数ペア:

[(1, 56442940), (2, 28221470), (4, 14110735), (5, 11288588), (10, 5644294), (20, 2822147), (31, 1820740), (59, 956660), (62, 910370), (118, 478330), (124, 455185), (155, 364148), (236, 239165), (295, 191332), (310, 182074), (590, 95666), (620, 91037), (1180, 47833), (1543, 36580), (1829, 30860), (3086, 18290), (3658, 15430), (6172, 9145), (7316, 7715)]