40156298

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 79252992

約数和(自身を除く): 39096694

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 53, 91, 106, 161, 181, 182, 299, 322, 362, 371, 598, 689, 742, 1219, 1267, 1378, 2093, 2353, 2438, 2534, 4163, 4186, 4706, 4823, 8326, 8533, 9593, 9646, 15847, 16471, 17066, 19186, 29141, 31694, 32942, 54119, 58282, 67151, 108238, 110929, 124709, 134302, 220639, 221858, 249418, 378833, 441278, 757666, 872963, 1544473, 1745926, 2868307, 3088946, 5736614, 20078149, 40156298]

約数ペア:

[(1, 40156298), (2, 20078149), (7, 5736614), (13, 3088946), (14, 2868307), (23, 1745926), (26, 1544473), (46, 872963), (53, 757666), (91, 441278), (106, 378833), (161, 249418), (181, 221858), (182, 220639), (299, 134302), (322, 124709), (362, 110929), (371, 108238), (598, 67151), (689, 58282), (742, 54119), (1219, 32942), (1267, 31694), (1378, 29141), (2093, 19186), (2353, 17066), (2438, 16471), (2534, 15847), (4163, 9646), (4186, 9593), (4706, 8533), (4823, 8326)]