16867040

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 40098240

約数和(自身を除く): 23231200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 389, 542, 778, 1084, 1355, 1556, 1945, 2168, 2710, 3112, 3890, 4336, 5420, 6224, 7780, 8672, 10840, 12448, 15560, 21680, 31120, 43360, 62240, 105419, 210838, 421676, 527095, 843352, 1054190, 1686704, 2108380, 3373408, 4216760, 8433520, 16867040]

約数ペア:

[(1, 16867040), (2, 8433520), (4, 4216760), (5, 3373408), (8, 2108380), (10, 1686704), (16, 1054190), (20, 843352), (32, 527095), (40, 421676), (80, 210838), (160, 105419), (271, 62240), (389, 43360), (542, 31120), (778, 21680), (1084, 15560), (1355, 12448), (1556, 10840), (1945, 8672), (2168, 7780), (2710, 6224), (3112, 5420), (3890, 4336)]