404368520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{1049}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 952560000

約数和(自身を除く): 548191480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 419, 460, 838, 920, 1049, 1676, 2095, 2098, 3352, 4190, 4196, 5245, 8380, 8392, 9637, 10490, 16760, 19274, 20980, 24127, 38548, 41960, 48185, 48254, 77096, 96370, 96508, 120635, 192740, 193016, 241270, 385480, 439531, 482540, 879062, 965080, 1758124, 2197655, 3516248, 4395310, 8790620, 10109213, 17581240, 20218426, 40436852, 50546065, 80873704, 101092130, 202184260, 404368520]

約数ペア:

[(1, 404368520), (2, 202184260), (4, 101092130), (5, 80873704), (8, 50546065), (10, 40436852), (20, 20218426), (23, 17581240), (40, 10109213), (46, 8790620), (92, 4395310), (115, 3516248), (184, 2197655), (230, 1758124), (419, 965080), (460, 879062), (838, 482540), (920, 439531), (1049, 385480), (1676, 241270), (2095, 193016), (2098, 192740), (3352, 120635), (4190, 96508), (4196, 96370), (5245, 77096), (8380, 48254), (8392, 48185), (9637, 41960), (10490, 38548), (16760, 24127), (19274, 20980)]