16722420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1985

約数の個数: 96

約数和(自身を含む): 55036800

約数和(自身を除く): 38314380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 195, 220, 260, 286, 330, 390, 429, 572, 660, 715, 780, 858, 1430, 1716, 1949, 2145, 2860, 3898, 4290, 5847, 7796, 8580, 9745, 11694, 19490, 21439, 23388, 25337, 29235, 38980, 42878, 50674, 58470, 64317, 76011, 85756, 101348, 107195, 116940, 126685, 128634, 152022, 214390, 253370, 257268, 278707, 304044, 321585, 380055, 428780, 506740, 557414, 643170, 760110, 836121, 1114828, 1286340, 1393535, 1520220, 1672242, 2787070, 3344484, 4180605, 5574140, 8361210, 16722420]

約数ペア:

[(1, 16722420), (2, 8361210), (3, 5574140), (4, 4180605), (5, 3344484), (6, 2787070), (10, 1672242), (11, 1520220), (12, 1393535), (13, 1286340), (15, 1114828), (20, 836121), (22, 760110), (26, 643170), (30, 557414), (33, 506740), (39, 428780), (44, 380055), (52, 321585), (55, 304044), (60, 278707), (65, 257268), (66, 253370), (78, 214390), (110, 152022), (130, 128634), (132, 126685), (143, 116940), (156, 107195), (165, 101348), (195, 85756), (220, 76011), (260, 64317), (286, 58470), (330, 50674), (390, 42878), (429, 38980), (572, 29235), (660, 25337), (715, 23388), (780, 21439), (858, 19490), (1430, 11694), (1716, 9745), (1949, 8580), (2145, 7796), (2860, 5847), (3898, 4290)]