About the Number

40028130

40028129 ← → 40028131

2進数表記:10011000101100011111100010

漢数字表記:四千二万八千百三十

素因数分解:

2 1 × 3 2 × 5 1 × 31 1 × 14347 1

素因数の和:14391
約数の個数: 48
約数和(自身を含む): 107437824
約数和(自身を除く): 67409694

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 14347, 28694, 43041, 71735, 86082, 129123, 143470, 215205, 258246, 430410, 444757, 645615, 889514, 1291230, 1334271, 2223785, 2668542, 4002813, 4447570, 6671355, 8005626, 13342710, 20014065, 40028130]

約数ペア:
[(1, 40028130), (2, 20014065), (3, 13342710), (5, 8005626), (6, 6671355), (9, 4447570), (10, 4002813), (15, 2668542), (18, 2223785), (30, 1334271), (31, 1291230), (45, 889514), (62, 645615), (90, 444757), (93, 430410), (155, 258246), (186, 215205), (279, 143470), (310, 129123), (465, 86082), (558, 71735), (930, 43041), (1395, 28694), (2790, 14347)]

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