1929440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 4717440

約数和(自身を除く): 2788000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 389, 496, 620, 778, 992, 1240, 1556, 1945, 2480, 3112, 3890, 4960, 6224, 7780, 12059, 12448, 15560, 24118, 31120, 48236, 60295, 62240, 96472, 120590, 192944, 241180, 385888, 482360, 964720, 1929440]

約数ペア:

[(1, 1929440), (2, 964720), (4, 482360), (5, 385888), (8, 241180), (10, 192944), (16, 120590), (20, 96472), (31, 62240), (32, 60295), (40, 48236), (62, 31120), (80, 24118), (124, 15560), (155, 12448), (160, 12059), (248, 7780), (310, 6224), (389, 4960), (496, 3890), (620, 3112), (778, 2480), (992, 1945), (1240, 1556)]