About the Number

103811820

103811819 ← → 103811821

2進数表記:110001100000000101011101100

漢数字表記:一億三百八十一万千八百二十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 19 1 × 13009 1

素因数の和:13047
約数の個数: 96
約数和(自身を含む): 349708800
約数和(自身を除く): 245896980

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 13009, 26018, 39027, 52036, 65045, 78054, 91063, 130090, 156108, 182126, 195135, 247171, 260180, 273189, 364252, 390270, 455315, 494342, 546378, 741513, 780540, 910630, 988684, 1092756, 1235855, 1365945, 1483026, 1730197, 1821260, 2471710, 2731890, 2966052, 3460394, 3707565, 4943420, 5190591, 5463780, 6920788, 7415130, 8650985, 10381182, 14830260, 17301970, 20762364, 25952955, 34603940, 51905910, 103811820]

約数ペア:
[(1, 103811820), (2, 51905910), (3, 34603940), (4, 25952955), (5, 20762364), (6, 17301970), (7, 14830260), (10, 10381182), (12, 8650985), (14, 7415130), (15, 6920788), (19, 5463780), (20, 5190591), (21, 4943420), (28, 3707565), (30, 3460394), (35, 2966052), (38, 2731890), (42, 2471710), (57, 1821260), (60, 1730197), (70, 1483026), (76, 1365945), (84, 1235855), (95, 1092756), (105, 988684), (114, 910630), (133, 780540), (140, 741513), (190, 546378), (210, 494342), (228, 455315), (266, 390270), (285, 364252), (380, 273189), (399, 260180), (420, 247171), (532, 195135), (570, 182126), (665, 156108), (798, 130090), (1140, 91063), (1330, 78054), (1596, 65045), (1995, 52036), (2660, 39027), (3990, 26018), (7980, 13009)]

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