1550871560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{791261}}^1$

素因数の和:791286

約数の個数: 48

約数和(自身を含む): 4059174060

約数和(自身を除く): 2508302500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 791261, 1582522, 3165044, 3956305, 5538827, 6330088, 7912610, 11077654, 15825220, 22155308, 27694135, 31650440, 38771789, 44310616, 55388270, 77543578, 110776540, 155087156, 193858945, 221553080, 310174312, 387717890, 775435780, 1550871560]

約数ペア:

[(1, 1550871560), (2, 775435780), (4, 387717890), (5, 310174312), (7, 221553080), (8, 193858945), (10, 155087156), (14, 110776540), (20, 77543578), (28, 55388270), (35, 44310616), (40, 38771789), (49, 31650440), (56, 27694135), (70, 22155308), (98, 15825220), (140, 11077654), (196, 7912610), (245, 6330088), (280, 5538827), (392, 3956305), (490, 3165044), (980, 1582522), (1960, 791261)]