12345420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 36465408

約数和(自身を除く): 24119988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 67, 74, 83, 111, 134, 148, 166, 185, 201, 222, 249, 268, 332, 335, 370, 402, 415, 444, 498, 555, 670, 740, 804, 830, 996, 1005, 1110, 1245, 1340, 1660, 2010, 2220, 2479, 2490, 3071, 4020, 4958, 4980, 5561, 6142, 7437, 9213, 9916, 11122, 12284, 12395, 14874, 15355, 16683, 18426, 22244, 24790, 27805, 29748, 30710, 33366, 36852, 37185, 46065, 49580, 55610, 61420, 66732, 74370, 83415, 92130, 111220, 148740, 166830, 184260, 205757, 333660, 411514, 617271, 823028, 1028785, 1234542, 2057570, 2469084, 3086355, 4115140, 6172710, 12345420]

約数ペア:

[(1, 12345420), (2, 6172710), (3, 4115140), (4, 3086355), (5, 2469084), (6, 2057570), (10, 1234542), (12, 1028785), (15, 823028), (20, 617271), (30, 411514), (37, 333660), (60, 205757), (67, 184260), (74, 166830), (83, 148740), (111, 111220), (134, 92130), (148, 83415), (166, 74370), (185, 66732), (201, 61420), (222, 55610), (249, 49580), (268, 46065), (332, 37185), (335, 36852), (370, 33366), (402, 30710), (415, 29748), (444, 27805), (498, 24790), (555, 22244), (670, 18426), (740, 16683), (804, 15355), (830, 14874), (996, 12395), (1005, 12284), (1110, 11122), (1245, 9916), (1340, 9213), (1660, 7437), (2010, 6142), (2220, 5561), (2479, 4980), (2490, 4958), (3071, 4020)]