1814809020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{9461}}^1$

素因数の和:9635

約数の個数: 96

約数和(自身を含む): 5341109760

約数和(自身を除く): 3526300740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 139, 230, 276, 278, 345, 417, 460, 556, 690, 695, 834, 1380, 1390, 1668, 2085, 2780, 3197, 4170, 6394, 8340, 9461, 9591, 12788, 15985, 18922, 19182, 28383, 31970, 37844, 38364, 47305, 47955, 56766, 63940, 94610, 95910, 113532, 141915, 189220, 191820, 217603, 283830, 435206, 567660, 652809, 870412, 1088015, 1305618, 1315079, 2176030, 2611236, 2630158, 3264045, 3945237, 4352060, 5260316, 6528090, 6575395, 7890474, 13056180, 13150790, 15780948, 19726185, 26301580, 30246817, 39452370, 60493634, 78904740, 90740451, 120987268, 151234085, 181480902, 302468170, 362961804, 453702255, 604936340, 907404510, 1814809020]

約数ペア:

[(1, 1814809020), (2, 907404510), (3, 604936340), (4, 453702255), (5, 362961804), (6, 302468170), (10, 181480902), (12, 151234085), (15, 120987268), (20, 90740451), (23, 78904740), (30, 60493634), (46, 39452370), (60, 30246817), (69, 26301580), (92, 19726185), (115, 15780948), (138, 13150790), (139, 13056180), (230, 7890474), (276, 6575395), (278, 6528090), (345, 5260316), (417, 4352060), (460, 3945237), (556, 3264045), (690, 2630158), (695, 2611236), (834, 2176030), (1380, 1315079), (1390, 1305618), (1668, 1088015), (2085, 870412), (2780, 652809), (3197, 567660), (4170, 435206), (6394, 283830), (8340, 217603), (9461, 191820), (9591, 189220), (12788, 141915), (15985, 113532), (18922, 95910), (19182, 94610), (28383, 63940), (31970, 56766), (37844, 47955), (38364, 47305)]