About the Number

40800990

40800989 ← → 40800991

2進数表記:10011011101001001011011110

漢数字表記:四千八十万九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 53 1 × 67 1 × 383 1

素因数の和:513
約数の個数: 64
約数和(自身を含む): 101523456
約数和(自身を除く): 60722466

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 53, 67, 106, 134, 159, 201, 265, 318, 335, 383, 402, 530, 670, 766, 795, 1005, 1149, 1590, 1915, 2010, 2298, 3551, 3830, 5745, 7102, 10653, 11490, 17755, 20299, 21306, 25661, 35510, 40598, 51322, 53265, 60897, 76983, 101495, 106530, 121794, 128305, 153966, 202990, 256610, 304485, 384915, 608970, 769830, 1360033, 2720066, 4080099, 6800165, 8160198, 13600330, 20400495, 40800990]

約数ペア:
[(1, 40800990), (2, 20400495), (3, 13600330), (5, 8160198), (6, 6800165), (10, 4080099), (15, 2720066), (30, 1360033), (53, 769830), (67, 608970), (106, 384915), (134, 304485), (159, 256610), (201, 202990), (265, 153966), (318, 128305), (335, 121794), (383, 106530), (402, 101495), (530, 76983), (670, 60897), (766, 53265), (795, 51322), (1005, 40598), (1149, 35510), (1590, 25661), (1915, 21306), (2010, 20299), (2298, 17755), (3551, 11490), (3830, 10653), (5745, 7102)]

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