About the Number

238289920

238289919 ← → 238289921

2進数表記:1110001101000000010000000000

漢数字表記:二億三千八百二十八万九千九百二十

素因数分解:

2 10 × 5 1 × 11 1 × 4231 1

素因数の和:4267
約数の個数: 88
約数和(自身を含む): 623729088
約数和(自身を除く): 385439168

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1760, 2560, 2816, 3520, 4231, 5120, 5632, 7040, 8462, 11264, 14080, 16924, 21155, 28160, 33848, 42310, 46541, 56320, 67696, 84620, 93082, 135392, 169240, 186164, 232705, 270784, 338480, 372328, 465410, 541568, 676960, 744656, 930820, 1083136, 1353920, 1489312, 1861640, 2166272, 2707840, 2978624, 3723280, 4332544, 5415680, 5957248, 7446560, 10831360, 11914496, 14893120, 21662720, 23828992, 29786240, 47657984, 59572480, 119144960, 238289920]

約数ペア:
[(1, 238289920), (2, 119144960), (4, 59572480), (5, 47657984), (8, 29786240), (10, 23828992), (11, 21662720), (16, 14893120), (20, 11914496), (22, 10831360), (32, 7446560), (40, 5957248), (44, 5415680), (55, 4332544), (64, 3723280), (80, 2978624), (88, 2707840), (110, 2166272), (128, 1861640), (160, 1489312), (176, 1353920), (220, 1083136), (256, 930820), (320, 744656), (352, 676960), (440, 541568), (512, 465410), (640, 372328), (704, 338480), (880, 270784), (1024, 232705), (1280, 186164), (1408, 169240), (1760, 135392), (2560, 93082), (2816, 84620), (3520, 67696), (4231, 56320), (5120, 46541), (5632, 42310), (7040, 33848), (8462, 28160), (11264, 21155), (14080, 16924)]

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