2213880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 6998400

約数和(自身を除く): 4784520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 971, 1140, 1942, 2280, 2913, 3884, 4855, 5826, 7768, 9710, 11652, 14565, 18449, 19420, 23304, 29130, 36898, 38840, 55347, 58260, 73796, 92245, 110694, 116520, 147592, 184490, 221388, 276735, 368980, 442776, 553470, 737960, 1106940, 2213880]

約数ペア:

[(1, 2213880), (2, 1106940), (3, 737960), (4, 553470), (5, 442776), (6, 368980), (8, 276735), (10, 221388), (12, 184490), (15, 147592), (19, 116520), (20, 110694), (24, 92245), (30, 73796), (38, 58260), (40, 55347), (57, 38840), (60, 36898), (76, 29130), (95, 23304), (114, 19420), (120, 18449), (152, 14565), (190, 11652), (228, 9710), (285, 7768), (380, 5826), (456, 4855), (570, 3884), (760, 2913), (971, 2280), (1140, 1942)]