20193380070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{65497}}^1$

素因数の和:65789

約数の個数: 64

約数和(自身を含む): 49799439360

約数和(自身を除く): 29606059290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 239, 258, 430, 478, 645, 717, 1195, 1290, 1434, 2390, 3585, 7170, 10277, 20554, 30831, 51385, 61662, 65497, 102770, 130994, 154155, 196491, 308310, 327485, 392982, 654970, 982455, 1964910, 2816371, 5632742, 8449113, 14081855, 15653783, 16898226, 28163710, 31307566, 42245565, 46961349, 78268915, 84491130, 93922698, 156537830, 234806745, 469613490, 673112669, 1346225338, 2019338007, 3365563345, 4038676014, 6731126690, 10096690035, 20193380070]

約数ペア:

[(1, 20193380070), (2, 10096690035), (3, 6731126690), (5, 4038676014), (6, 3365563345), (10, 2019338007), (15, 1346225338), (30, 673112669), (43, 469613490), (86, 234806745), (129, 156537830), (215, 93922698), (239, 84491130), (258, 78268915), (430, 46961349), (478, 42245565), (645, 31307566), (717, 28163710), (1195, 16898226), (1290, 15653783), (1434, 14081855), (2390, 8449113), (3585, 5632742), (7170, 2816371), (10277, 1964910), (20554, 982455), (30831, 654970), (51385, 392982), (61662, 327485), (65497, 308310), (102770, 196491), (130994, 154155)]