17859940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 45722880

約数和(自身を除く): 27862940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 53, 58, 70, 83, 106, 116, 140, 145, 166, 203, 212, 265, 290, 332, 371, 406, 415, 530, 580, 581, 742, 812, 830, 1015, 1060, 1162, 1484, 1537, 1660, 1855, 2030, 2324, 2407, 2905, 3074, 3710, 4060, 4399, 4814, 5810, 6148, 7420, 7685, 8798, 9628, 10759, 11620, 12035, 15370, 16849, 17596, 21518, 21995, 24070, 30740, 30793, 33698, 43036, 43990, 48140, 53795, 61586, 67396, 84245, 87980, 107590, 123172, 127571, 153965, 168490, 215180, 255142, 307930, 336980, 510284, 615860, 637855, 892997, 1275710, 1785994, 2551420, 3571988, 4464985, 8929970, 17859940]

約数ペア:

[(1, 17859940), (2, 8929970), (4, 4464985), (5, 3571988), (7, 2551420), (10, 1785994), (14, 1275710), (20, 892997), (28, 637855), (29, 615860), (35, 510284), (53, 336980), (58, 307930), (70, 255142), (83, 215180), (106, 168490), (116, 153965), (140, 127571), (145, 123172), (166, 107590), (203, 87980), (212, 84245), (265, 67396), (290, 61586), (332, 53795), (371, 48140), (406, 43990), (415, 43036), (530, 33698), (580, 30793), (581, 30740), (742, 24070), (812, 21995), (830, 21518), (1015, 17596), (1060, 16849), (1162, 15370), (1484, 12035), (1537, 11620), (1660, 10759), (1855, 9628), (2030, 8798), (2324, 7685), (2407, 7420), (2905, 6148), (3074, 5810), (3710, 4814), (4060, 4399)]