13581040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 36810144

約数和(自身を除く): 23229104

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 61, 80, 88, 92, 110, 115, 121, 122, 176, 184, 220, 230, 242, 244, 253, 305, 368, 440, 460, 484, 488, 506, 605, 610, 671, 880, 920, 968, 976, 1012, 1210, 1220, 1265, 1342, 1403, 1840, 1936, 2024, 2420, 2440, 2530, 2684, 2783, 2806, 3355, 4048, 4840, 4880, 5060, 5368, 5566, 5612, 6710, 7015, 7381, 9680, 10120, 10736, 11132, 11224, 13420, 13915, 14030, 14762, 15433, 20240, 22264, 22448, 26840, 27830, 28060, 29524, 30866, 36905, 44528, 53680, 55660, 56120, 59048, 61732, 73810, 77165, 111320, 112240, 118096, 123464, 147620, 154330, 169763, 222640, 246928, 295240, 308660, 339526, 590480, 617320, 679052, 848815, 1234640, 1358104, 1697630, 2716208, 3395260, 6790520, 13581040]

約数ペア:

[(1, 13581040), (2, 6790520), (4, 3395260), (5, 2716208), (8, 1697630), (10, 1358104), (11, 1234640), (16, 848815), (20, 679052), (22, 617320), (23, 590480), (40, 339526), (44, 308660), (46, 295240), (55, 246928), (61, 222640), (80, 169763), (88, 154330), (92, 147620), (110, 123464), (115, 118096), (121, 112240), (122, 111320), (176, 77165), (184, 73810), (220, 61732), (230, 59048), (242, 56120), (244, 55660), (253, 53680), (305, 44528), (368, 36905), (440, 30866), (460, 29524), (484, 28060), (488, 27830), (506, 26840), (605, 22448), (610, 22264), (671, 20240), (880, 15433), (920, 14762), (968, 14030), (976, 13915), (1012, 13420), (1210, 11224), (1220, 11132), (1265, 10736), (1342, 10120), (1403, 9680), (1840, 7381), (1936, 7015), (2024, 6710), (2420, 5612), (2440, 5566), (2530, 5368), (2684, 5060), (2783, 4880), (2806, 4840), (3355, 4048)]