394448720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{170021}}^1$

素因数の和:170063

約数の個数: 40

約数和(自身を含む): 948722760

約数和(自身を除く): 554274040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 170021, 340042, 680084, 850105, 1360168, 1700210, 2720336, 3400420, 4930609, 6800840, 9861218, 13601680, 19722436, 24653045, 39444872, 49306090, 78889744, 98612180, 197224360, 394448720]

約数ペア:

[(1, 394448720), (2, 197224360), (4, 98612180), (5, 78889744), (8, 49306090), (10, 39444872), (16, 24653045), (20, 19722436), (29, 13601680), (40, 9861218), (58, 6800840), (80, 4930609), (116, 3400420), (145, 2720336), (232, 1700210), (290, 1360168), (464, 850105), (580, 680084), (1160, 340042), (2320, 170021)]