284015840

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6907}}^1$

素因数の和:7179

約数の個数: 48

約数和(自身を含む): 673695792

約数和(自身を除く): 389679952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 6907, 8224, 10280, 13814, 20560, 27628, 34535, 41120, 55256, 69070, 110512, 138140, 221024, 276280, 552560, 1105120, 1775099, 3550198, 7100396, 8875495, 14200792, 17750990, 28401584, 35501980, 56803168, 71003960, 142007920, 284015840]

約数ペア:

[(1, 284015840), (2, 142007920), (4, 71003960), (5, 56803168), (8, 35501980), (10, 28401584), (16, 17750990), (20, 14200792), (32, 8875495), (40, 7100396), (80, 3550198), (160, 1775099), (257, 1105120), (514, 552560), (1028, 276280), (1285, 221024), (2056, 138140), (2570, 110512), (4112, 69070), (5140, 55256), (6907, 41120), (8224, 34535), (10280, 27628), (13814, 20560)]