16848040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^2$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 42385770

約数和(自身を除く): 25537730

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 121, 220, 236, 242, 295, 440, 472, 484, 590, 605, 649, 968, 1180, 1210, 1298, 2360, 2420, 2596, 3245, 3481, 4840, 5192, 6490, 6962, 7139, 12980, 13924, 14278, 17405, 25960, 27848, 28556, 34810, 35695, 38291, 57112, 69620, 71390, 76582, 139240, 142780, 153164, 191455, 285560, 306328, 382910, 421201, 765820, 842402, 1531640, 1684804, 2106005, 3369608, 4212010, 8424020, 16848040]

約数ペア:

[(1, 16848040), (2, 8424020), (4, 4212010), (5, 3369608), (8, 2106005), (10, 1684804), (11, 1531640), (20, 842402), (22, 765820), (40, 421201), (44, 382910), (55, 306328), (59, 285560), (88, 191455), (110, 153164), (118, 142780), (121, 139240), (220, 76582), (236, 71390), (242, 69620), (295, 57112), (440, 38291), (472, 35695), (484, 34810), (590, 28556), (605, 27848), (649, 25960), (968, 17405), (1180, 14278), (1210, 13924), (1298, 12980), (2360, 7139), (2420, 6962), (2596, 6490), (3245, 5192), (3481, 4840)]