20235530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 43128936

約数和(自身を除く): 22893406

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 677, 854, 1354, 2135, 2989, 3385, 4270, 4739, 5978, 6770, 9478, 14945, 23695, 29890, 33173, 41297, 47390, 66346, 82594, 165865, 206485, 289079, 331730, 412970, 578158, 1445395, 2023553, 2890790, 4047106, 10117765, 20235530]

約数ペア:

[(1, 20235530), (2, 10117765), (5, 4047106), (7, 2890790), (10, 2023553), (14, 1445395), (35, 578158), (49, 412970), (61, 331730), (70, 289079), (98, 206485), (122, 165865), (245, 82594), (305, 66346), (427, 47390), (490, 41297), (610, 33173), (677, 29890), (854, 23695), (1354, 14945), (2135, 9478), (2989, 6770), (3385, 5978), (4270, 4739)]