About the Number

2005013960

2005013959 ← → 2005013961

2進数表記:1110111100000100001010111001000

漢数字表記:二十億五百一万三千九百六十

素因数分解:

2 3 × 5 1 × 23 1 × 241 1 × 9043 1

素因数の和:9318
約数の個数: 64
約数和(自身を含む): 4727479680
約数和(自身を除く): 2722465720

約数列:
[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 241, 460, 482, 920, 964, 1205, 1928, 2410, 4820, 5543, 9043, 9640, 11086, 18086, 22172, 27715, 36172, 44344, 45215, 55430, 72344, 90430, 110860, 180860, 207989, 221720, 361720, 415978, 831956, 1039945, 1663912, 2079890, 2179363, 4159780, 4358726, 8319560, 8717452, 10896815, 17434904, 21793630, 43587260, 50125349, 87174520, 100250698, 200501396, 250626745, 401002792, 501253490, 1002506980, 2005013960]

約数ペア:
[(1, 2005013960), (2, 1002506980), (4, 501253490), (5, 401002792), (8, 250626745), (10, 200501396), (20, 100250698), (23, 87174520), (40, 50125349), (46, 43587260), (92, 21793630), (115, 17434904), (184, 10896815), (230, 8717452), (241, 8319560), (460, 4358726), (482, 4159780), (920, 2179363), (964, 2079890), (1205, 1663912), (1928, 1039945), (2410, 831956), (4820, 415978), (5543, 361720), (9043, 221720), (9640, 207989), (11086, 180860), (18086, 110860), (22172, 90430), (27715, 72344), (36172, 55430), (44344, 45215)]

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