About the Number

28409130

28409129 ← → 28409131

2進数表記:1101100010111110100101010

漢数字表記:二千八百四十万九千百三十

素因数分解:

2 1 × 3 8 × 5 1 × 433 1

素因数の和:464
約数の個数: 72
約数和(自身を含む): 76877892
約数和(自身を除く): 48468762

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 433, 486, 729, 810, 866, 1215, 1299, 1458, 2165, 2187, 2430, 2598, 3645, 3897, 4330, 4374, 6495, 6561, 7290, 7794, 10935, 11691, 12990, 13122, 19485, 21870, 23382, 32805, 35073, 38970, 58455, 65610, 70146, 105219, 116910, 175365, 210438, 315657, 350730, 526095, 631314, 946971, 1052190, 1578285, 1893942, 2840913, 3156570, 4734855, 5681826, 9469710, 14204565, 28409130]

約数ペア:
[(1, 28409130), (2, 14204565), (3, 9469710), (5, 5681826), (6, 4734855), (9, 3156570), (10, 2840913), (15, 1893942), (18, 1578285), (27, 1052190), (30, 946971), (45, 631314), (54, 526095), (81, 350730), (90, 315657), (135, 210438), (162, 175365), (243, 116910), (270, 105219), (405, 70146), (433, 65610), (486, 58455), (729, 38970), (810, 35073), (866, 32805), (1215, 23382), (1299, 21870), (1458, 19485), (2165, 13122), (2187, 12990), (2430, 11691), (2598, 10935), (3645, 7794), (3897, 7290), (4330, 6561), (4374, 6495)]

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