About the Number

39848212990

39848212989 ← → 39848212991

2進数表記:100101000111001000110111100111111110

漢数字表記:三百九十八億四千八百二十一万二千九百九十

素因数分解:

2 1 × 5 1 × 29 1 × 211 1 × 651221 1

素因数の和:651468
約数の個数: 32
約数和(自身を含む): 74551894560
約数和(自身を除く): 34703681570

約数列:
[1, 2, 5, 10, 29, 58, 145, 211, 290, 422, 1055, 2110, 6119, 12238, 30595, 61190, 651221, 1302442, 3256105, 6512210, 18885409, 37770818, 94427045, 137407631, 188854090, 274815262, 687038155, 1374076310, 3984821299, 7969642598, 19924106495, 39848212990]

約数ペア:
[(1, 39848212990), (2, 19924106495), (5, 7969642598), (10, 3984821299), (29, 1374076310), (58, 687038155), (145, 274815262), (211, 188854090), (290, 137407631), (422, 94427045), (1055, 37770818), (2110, 18885409), (6119, 6512210), (12238, 3256105), (30595, 1302442), (61190, 651221)]

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