12473780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 30028320

約数和(自身を除く): 17554540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 59, 62, 110, 118, 124, 155, 220, 236, 295, 310, 341, 590, 620, 649, 682, 961, 1180, 1298, 1364, 1705, 1829, 1922, 2596, 3245, 3410, 3658, 3844, 4805, 6490, 6820, 7316, 9145, 9610, 10571, 12980, 18290, 19220, 20119, 21142, 36580, 40238, 42284, 52855, 56699, 80476, 100595, 105710, 113398, 201190, 211420, 226796, 283495, 402380, 566990, 623689, 1133980, 1247378, 2494756, 3118445, 6236890, 12473780]

約数ペア:

[(1, 12473780), (2, 6236890), (4, 3118445), (5, 2494756), (10, 1247378), (11, 1133980), (20, 623689), (22, 566990), (31, 402380), (44, 283495), (55, 226796), (59, 211420), (62, 201190), (110, 113398), (118, 105710), (124, 100595), (155, 80476), (220, 56699), (236, 52855), (295, 42284), (310, 40238), (341, 36580), (590, 21142), (620, 20119), (649, 19220), (682, 18290), (961, 12980), (1180, 10571), (1298, 9610), (1364, 9145), (1705, 7316), (1829, 6820), (1922, 6490), (2596, 4805), (3245, 3844), (3410, 3658)]