40245408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19963}}^1$

素因数の和:19986

約数の個数: 72

約数和(自身を含む): 130804128

約数和(自身を除く): 90558720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 19963, 39926, 59889, 79852, 119778, 139741, 159704, 179667, 239556, 279482, 319408, 359334, 419223, 479112, 558964, 638816, 718668, 838446, 958224, 1117928, 1257669, 1437336, 1676892, 1916448, 2235856, 2515338, 2874672, 3353784, 4471712, 5030676, 5749344, 6707568, 10061352, 13415136, 20122704, 40245408]

約数ペア:

[(1, 40245408), (2, 20122704), (3, 13415136), (4, 10061352), (6, 6707568), (7, 5749344), (8, 5030676), (9, 4471712), (12, 3353784), (14, 2874672), (16, 2515338), (18, 2235856), (21, 1916448), (24, 1676892), (28, 1437336), (32, 1257669), (36, 1117928), (42, 958224), (48, 838446), (56, 718668), (63, 638816), (72, 558964), (84, 479112), (96, 419223), (112, 359334), (126, 319408), (144, 279482), (168, 239556), (224, 179667), (252, 159704), (288, 139741), (336, 119778), (504, 79852), (672, 59889), (1008, 39926), (2016, 19963)]