12394840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 30067200

約数和(自身を除く): 17672360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 347, 376, 380, 470, 694, 760, 893, 940, 1388, 1735, 1786, 1880, 2776, 3470, 3572, 4465, 6593, 6940, 7144, 8930, 13186, 13880, 16309, 17860, 26372, 32618, 32965, 35720, 52744, 65236, 65930, 81545, 130472, 131860, 163090, 263720, 309871, 326180, 619742, 652360, 1239484, 1549355, 2478968, 3098710, 6197420, 12394840]

約数ペア:

[(1, 12394840), (2, 6197420), (4, 3098710), (5, 2478968), (8, 1549355), (10, 1239484), (19, 652360), (20, 619742), (38, 326180), (40, 309871), (47, 263720), (76, 163090), (94, 131860), (95, 130472), (152, 81545), (188, 65930), (190, 65236), (235, 52744), (347, 35720), (376, 32965), (380, 32618), (470, 26372), (694, 17860), (760, 16309), (893, 13880), (940, 13186), (1388, 8930), (1735, 7144), (1786, 6940), (1880, 6593), (2776, 4465), (3470, 3572)]