About the Number

202472890

202472889 ← → 202472891

2進数表記:1100000100010111110110111010

漢数字表記:二億二百四十七万二千八百九十

素因数分解:

2 1 × 5 1 × 17 1 × 107 1 × 11131 1

素因数の和:11262
約数の個数: 32
約数和(自身を含む): 389530944
約数和(自身を除く): 187058054

約数列:
[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 535, 1070, 1819, 3638, 9095, 11131, 18190, 22262, 55655, 111310, 189227, 378454, 946135, 1191017, 1892270, 2382034, 5955085, 11910170, 20247289, 40494578, 101236445, 202472890]

約数ペア:
[(1, 202472890), (2, 101236445), (5, 40494578), (10, 20247289), (17, 11910170), (34, 5955085), (85, 2382034), (107, 1892270), (170, 1191017), (214, 946135), (535, 378454), (1070, 189227), (1819, 111310), (3638, 55655), (9095, 22262), (11131, 18190)]

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