38862880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{4957}}^1$

素因数の和:4986

約数の個数: 72

約数和(自身を含む): 106825068

約数和(自身を除く): 67962188

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 4957, 7840, 9914, 19828, 24785, 34699, 39656, 49570, 69398, 79312, 99140, 138796, 158624, 173495, 198280, 242893, 277592, 346990, 396560, 485786, 555184, 693980, 793120, 971572, 1110368, 1214465, 1387960, 1943144, 2428930, 2775920, 3886288, 4857860, 5551840, 7772576, 9715720, 19431440, 38862880]

約数ペア:

[(1, 38862880), (2, 19431440), (4, 9715720), (5, 7772576), (7, 5551840), (8, 4857860), (10, 3886288), (14, 2775920), (16, 2428930), (20, 1943144), (28, 1387960), (32, 1214465), (35, 1110368), (40, 971572), (49, 793120), (56, 693980), (70, 555184), (80, 485786), (98, 396560), (112, 346990), (140, 277592), (160, 242893), (196, 198280), (224, 173495), (245, 158624), (280, 138796), (392, 99140), (490, 79312), (560, 69398), (784, 49570), (980, 39656), (1120, 34699), (1568, 24785), (1960, 19828), (3920, 9914), (4957, 7840)]