39980668

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 108

約数和(自身を含む): 94630032

約数和(自身を除く): 54649364

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 71, 91, 98, 119, 142, 169, 182, 196, 221, 238, 284, 338, 364, 442, 476, 497, 637, 676, 833, 884, 923, 994, 1183, 1207, 1274, 1547, 1666, 1846, 1988, 2366, 2414, 2548, 2873, 3094, 3332, 3479, 3692, 4732, 4828, 5746, 6188, 6461, 6958, 8281, 8449, 10829, 11492, 11999, 12922, 13916, 15691, 16562, 16898, 20111, 21658, 23998, 25844, 31382, 33124, 33796, 40222, 43316, 45227, 47996, 59143, 62764, 80444, 83993, 90454, 109837, 118286, 140777, 167986, 180908, 203983, 219674, 236572, 281554, 335972, 407966, 439348, 563108, 587951, 768859, 815932, 1175902, 1427881, 1537718, 2351804, 2855762, 3075436, 5711524, 9995167, 19990334, 39980668]

約数ペア:

[(1, 39980668), (2, 19990334), (4, 9995167), (7, 5711524), (13, 3075436), (14, 2855762), (17, 2351804), (26, 1537718), (28, 1427881), (34, 1175902), (49, 815932), (52, 768859), (68, 587951), (71, 563108), (91, 439348), (98, 407966), (119, 335972), (142, 281554), (169, 236572), (182, 219674), (196, 203983), (221, 180908), (238, 167986), (284, 140777), (338, 118286), (364, 109837), (442, 90454), (476, 83993), (497, 80444), (637, 62764), (676, 59143), (833, 47996), (884, 45227), (923, 43316), (994, 40222), (1183, 33796), (1207, 33124), (1274, 31382), (1547, 25844), (1666, 23998), (1846, 21658), (1988, 20111), (2366, 16898), (2414, 16562), (2548, 15691), (2873, 13916), (3094, 12922), (3332, 11999), (3479, 11492), (3692, 10829), (4732, 8449), (4828, 8281), (5746, 6958), (6188, 6461)]