About the Number

102007280

102007279 ← → 102007281

2進数表記:110000101001000000111110000

漢数字表記:一億二百万七千二百八十

素因数分解:

2 4 × 5 1 × 73 1 × 17467 1

素因数の和:17553
約数の個数: 40
約数和(自身を含む): 240429552
約数和(自身を除く): 138422272

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 17467, 34934, 69868, 87335, 139736, 174670, 279472, 349340, 698680, 1275091, 1397360, 2550182, 5100364, 6375455, 10200728, 12750910, 20401456, 25501820, 51003640, 102007280]

約数ペア:
[(1, 102007280), (2, 51003640), (4, 25501820), (5, 20401456), (8, 12750910), (10, 10200728), (16, 6375455), (20, 5100364), (40, 2550182), (73, 1397360), (80, 1275091), (146, 698680), (292, 349340), (365, 279472), (584, 174670), (730, 139736), (1168, 87335), (1460, 69868), (2920, 34934), (5840, 17467)]

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