About the Number

102005840

102005839 ← → 102005841

2進数表記:110000101000111110001010000

漢数字表記:一億二百万五千八百四十

素因数分解:

2 4 × 5 1 × 211 1 × 6043 1

素因数の和:6267
約数の個数: 40
約数和(自身を含む): 238327008
約数和(自身を除く): 136321168

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 6043, 8440, 12086, 16880, 24172, 30215, 48344, 60430, 96688, 120860, 241720, 483440, 1275073, 2550146, 5100292, 6375365, 10200584, 12750730, 20401168, 25501460, 51002920, 102005840]

約数ペア:
[(1, 102005840), (2, 51002920), (4, 25501460), (5, 20401168), (8, 12750730), (10, 10200584), (16, 6375365), (20, 5100292), (40, 2550146), (80, 1275073), (211, 483440), (422, 241720), (844, 120860), (1055, 96688), (1688, 60430), (2110, 48344), (3376, 30215), (4220, 24172), (6043, 16880), (8440, 12086)]

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