About the Number

100802940

100802939 ← → 100802941

2進数表記:110000000100010000101111100

漢数字表記:一億八十万二千九百四十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 240007 1

素因数の和:240026
約数の個数: 48
約数和(自身を含む): 322570752
約数和(自身を除く): 221767812

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 240007, 480014, 720021, 960028, 1200035, 1440042, 1680049, 2400070, 2880084, 3360098, 3600105, 4800140, 5040147, 6720196, 7200210, 8400245, 10080294, 14400420, 16800490, 20160588, 25200735, 33600980, 50401470, 100802940]

約数ペア:
[(1, 100802940), (2, 50401470), (3, 33600980), (4, 25200735), (5, 20160588), (6, 16800490), (7, 14400420), (10, 10080294), (12, 8400245), (14, 7200210), (15, 6720196), (20, 5040147), (21, 4800140), (28, 3600105), (30, 3360098), (35, 2880084), (42, 2400070), (60, 1680049), (70, 1440042), (84, 1200035), (105, 960028), (140, 720021), (210, 480014), (420, 240007)]

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