196321520

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{3593}}^1$

素因数の和:4289

約数の個数: 40

約数和(自身を含む): 457243056

約数和(自身を除く): 260921536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 2732, 3415, 3593, 5464, 6830, 7186, 10928, 13660, 14372, 17965, 27320, 28744, 35930, 54640, 57488, 71860, 143720, 287440, 2454019, 4908038, 9816076, 12270095, 19632152, 24540190, 39264304, 49080380, 98160760, 196321520]

約数ペア:

[(1, 196321520), (2, 98160760), (4, 49080380), (5, 39264304), (8, 24540190), (10, 19632152), (16, 12270095), (20, 9816076), (40, 4908038), (80, 2454019), (683, 287440), (1366, 143720), (2732, 71860), (3415, 57488), (3593, 54640), (5464, 35930), (6830, 28744), (7186, 27320), (10928, 17965), (13660, 14372)]