About the Number

30494490

30494489 ← → 30494491

2進数表記:1110100010100111100011010

漢数字表記:三千四十九万四千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 78191 1

素因数の和:78214
約数の個数: 32
約数和(自身を含む): 78817536
約数和(自身を除く): 48323046

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 78191, 156382, 234573, 390955, 469146, 781910, 1016483, 1172865, 2032966, 2345730, 3049449, 5082415, 6098898, 10164830, 15247245, 30494490]

約数ペア:
[(1, 30494490), (2, 15247245), (3, 10164830), (5, 6098898), (6, 5082415), (10, 3049449), (13, 2345730), (15, 2032966), (26, 1172865), (30, 1016483), (39, 781910), (65, 469146), (78, 390955), (130, 234573), (195, 156382), (390, 78191)]

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