About the Number

22128990

22128989 ← → 22128991

2進数表記:1010100011010100101011110

漢数字表記:二千二百十二万八千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 23 1 × 2467 1

素因数の和:2513
約数の個数: 64
約数和(自身を含む): 59705856
約数和(自身を除く): 37576866

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2467, 2990, 4485, 4934, 7401, 8970, 12335, 14802, 24670, 32071, 37005, 56741, 64142, 74010, 96213, 113482, 160355, 170223, 192426, 283705, 320710, 340446, 481065, 567410, 737633, 851115, 962130, 1475266, 1702230, 2212899, 3688165, 4425798, 7376330, 11064495, 22128990]

約数ペア:
[(1, 22128990), (2, 11064495), (3, 7376330), (5, 4425798), (6, 3688165), (10, 2212899), (13, 1702230), (15, 1475266), (23, 962130), (26, 851115), (30, 737633), (39, 567410), (46, 481065), (65, 340446), (69, 320710), (78, 283705), (115, 192426), (130, 170223), (138, 160355), (195, 113482), (230, 96213), (299, 74010), (345, 64142), (390, 56741), (598, 37005), (690, 32071), (897, 24670), (1495, 14802), (1794, 12335), (2467, 8970), (2990, 7401), (4485, 4934)]

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