42940890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15391}}^1$

素因数の和:15435

約数の個数: 48

約数和(自身を含む): 115255296

約数和(自身を除く): 72314406

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 15391, 30782, 46173, 76955, 92346, 138519, 153910, 230865, 277038, 461730, 477121, 692595, 954242, 1385190, 1431363, 2385605, 2862726, 4294089, 4771210, 7156815, 8588178, 14313630, 21470445, 42940890]

約数ペア:

[(1, 42940890), (2, 21470445), (3, 14313630), (5, 8588178), (6, 7156815), (9, 4771210), (10, 4294089), (15, 2862726), (18, 2385605), (30, 1431363), (31, 1385190), (45, 954242), (62, 692595), (90, 477121), (93, 461730), (155, 277038), (186, 230865), (279, 153910), (310, 138519), (465, 92346), (558, 76955), (930, 46173), (1395, 30782), (2790, 15391)]