40310380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 95523120

約数和(自身を除く): 55212740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 109, 110, 164, 205, 218, 220, 410, 436, 451, 545, 820, 902, 1090, 1199, 1681, 1804, 2180, 2255, 2398, 3362, 4469, 4510, 4796, 5995, 6724, 8405, 8938, 9020, 11990, 16810, 17876, 18491, 22345, 23980, 33620, 36982, 44690, 49159, 73964, 89380, 92455, 98318, 183229, 184910, 196636, 245795, 366458, 369820, 491590, 732916, 916145, 983180, 1832290, 2015519, 3664580, 4031038, 8062076, 10077595, 20155190, 40310380]

約数ペア:

[(1, 40310380), (2, 20155190), (4, 10077595), (5, 8062076), (10, 4031038), (11, 3664580), (20, 2015519), (22, 1832290), (41, 983180), (44, 916145), (55, 732916), (82, 491590), (109, 369820), (110, 366458), (164, 245795), (205, 196636), (218, 184910), (220, 183229), (410, 98318), (436, 92455), (451, 89380), (545, 73964), (820, 49159), (902, 44690), (1090, 36982), (1199, 33620), (1681, 23980), (1804, 22345), (2180, 18491), (2255, 17876), (2398, 16810), (3362, 11990), (4469, 9020), (4510, 8938), (4796, 8405), (5995, 6724)]