380007920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2287}}^1$

素因数の和:2398

約数の個数: 80

約数和(自身を含む): 926035968

約数和(自身を除く): 546028048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 1072, 1240, 1340, 2077, 2287, 2480, 2680, 4154, 4574, 5360, 8308, 9148, 10385, 11435, 16616, 18296, 20770, 22870, 33232, 36592, 41540, 45740, 70897, 83080, 91480, 141794, 153229, 166160, 182960, 283588, 306458, 354485, 567176, 612916, 708970, 766145, 1134352, 1225832, 1417940, 1532290, 2451664, 2835880, 3064580, 4750099, 5671760, 6129160, 9500198, 12258320, 19000396, 23750495, 38000792, 47500990, 76001584, 95001980, 190003960, 380007920]

約数ペア:

[(1, 380007920), (2, 190003960), (4, 95001980), (5, 76001584), (8, 47500990), (10, 38000792), (16, 23750495), (20, 19000396), (31, 12258320), (40, 9500198), (62, 6129160), (67, 5671760), (80, 4750099), (124, 3064580), (134, 2835880), (155, 2451664), (248, 1532290), (268, 1417940), (310, 1225832), (335, 1134352), (496, 766145), (536, 708970), (620, 612916), (670, 567176), (1072, 354485), (1240, 306458), (1340, 283588), (2077, 182960), (2287, 166160), (2480, 153229), (2680, 141794), (4154, 91480), (4574, 83080), (5360, 70897), (8308, 45740), (9148, 41540), (10385, 36592), (11435, 33232), (16616, 22870), (18296, 20770)]