19560839280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81503497}}^1$

素因数の和:81503513

約数の個数: 40

約数和(自身を含む): 60638602512

約数和(自身を除く): 41077763232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81503497, 163006994, 244510491, 326013988, 407517485, 489020982, 652027976, 815034970, 978041964, 1222552455, 1304055952, 1630069940, 1956083928, 2445104910, 3260139880, 3912167856, 4890209820, 6520279760, 9780419640, 19560839280]

約数ペア:

[(1, 19560839280), (2, 9780419640), (3, 6520279760), (4, 4890209820), (5, 3912167856), (6, 3260139880), (8, 2445104910), (10, 1956083928), (12, 1630069940), (15, 1304055952), (16, 1222552455), (20, 978041964), (24, 815034970), (30, 652027976), (40, 489020982), (48, 407517485), (60, 326013988), (80, 244510491), (120, 163006994), (240, 81503497)]