438828940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 1064851200

約数和(自身を除く): 626022260

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 277, 379, 380, 418, 554, 758, 836, 1045, 1108, 1385, 1516, 1895, 2090, 2770, 3047, 3790, 4169, 4180, 5263, 5540, 6094, 7201, 7580, 8338, 10526, 12188, 14402, 15235, 16676, 20845, 21052, 26315, 28804, 30470, 36005, 41690, 52630, 57893, 60940, 72010, 79211, 83380, 104983, 105260, 115786, 144020, 158422, 209966, 231572, 289465, 316844, 396055, 419932, 524915, 578930, 792110, 1049830, 1154813, 1157860, 1584220, 1994677, 2099660, 2309626, 3989354, 4619252, 5774065, 7978708, 9973385, 11548130, 19946770, 21941447, 23096260, 39893540, 43882894, 87765788, 109707235, 219414470, 438828940]

約数ペア:

[(1, 438828940), (2, 219414470), (4, 109707235), (5, 87765788), (10, 43882894), (11, 39893540), (19, 23096260), (20, 21941447), (22, 19946770), (38, 11548130), (44, 9973385), (55, 7978708), (76, 5774065), (95, 4619252), (110, 3989354), (190, 2309626), (209, 2099660), (220, 1994677), (277, 1584220), (379, 1157860), (380, 1154813), (418, 1049830), (554, 792110), (758, 578930), (836, 524915), (1045, 419932), (1108, 396055), (1385, 316844), (1516, 289465), (1895, 231572), (2090, 209966), (2770, 158422), (3047, 144020), (3790, 115786), (4169, 105260), (4180, 104983), (5263, 83380), (5540, 79211), (6094, 72010), (7201, 60940), (7580, 57893), (8338, 52630), (10526, 41690), (12188, 36005), (14402, 30470), (15235, 28804), (16676, 26315), (20845, 21052)]