16870960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 41943744

約数和(自身を除く): 25072784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 173, 184, 212, 230, 265, 346, 368, 424, 460, 530, 692, 848, 865, 920, 1060, 1219, 1384, 1730, 1840, 2120, 2438, 2768, 3460, 3979, 4240, 4876, 6095, 6920, 7958, 9169, 9752, 12190, 13840, 15916, 18338, 19504, 19895, 24380, 31832, 36676, 39790, 45845, 48760, 63664, 73352, 79580, 91690, 97520, 146704, 159160, 183380, 210887, 318320, 366760, 421774, 733520, 843548, 1054435, 1687096, 2108870, 3374192, 4217740, 8435480, 16870960]

約数ペア:

[(1, 16870960), (2, 8435480), (4, 4217740), (5, 3374192), (8, 2108870), (10, 1687096), (16, 1054435), (20, 843548), (23, 733520), (40, 421774), (46, 366760), (53, 318320), (80, 210887), (92, 183380), (106, 159160), (115, 146704), (173, 97520), (184, 91690), (212, 79580), (230, 73352), (265, 63664), (346, 48760), (368, 45845), (424, 39790), (460, 36676), (530, 31832), (692, 24380), (848, 19895), (865, 19504), (920, 18338), (1060, 15916), (1219, 13840), (1384, 12190), (1730, 9752), (1840, 9169), (2120, 7958), (2438, 6920), (2768, 6095), (3460, 4876), (3979, 4240)]