About the Number

11990490

11990489 ← → 11990491

2進数表記:101101101111010111011010

漢数字表記:千百九十九万四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 31 1 × 12893 1

素因数の和:12934
約数の個数: 32
約数和(自身を含む): 29707776
約数和(自身を除く): 17717286

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 12893, 25786, 38679, 64465, 77358, 128930, 193395, 386790, 399683, 799366, 1199049, 1998415, 2398098, 3996830, 5995245, 11990490]

約数ペア:
[(1, 11990490), (2, 5995245), (3, 3996830), (5, 2398098), (6, 1998415), (10, 1199049), (15, 799366), (30, 399683), (31, 386790), (62, 193395), (93, 128930), (155, 77358), (186, 64465), (310, 38679), (465, 25786), (930, 12893)]

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