20137290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 30735030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 59, 62, 93, 118, 155, 177, 186, 295, 310, 354, 367, 465, 590, 734, 885, 930, 1101, 1770, 1829, 1835, 2202, 3658, 3670, 5487, 5505, 9145, 10974, 11010, 11377, 18290, 21653, 22754, 27435, 34131, 43306, 54870, 56885, 64959, 68262, 108265, 113770, 129918, 170655, 216530, 324795, 341310, 649590, 671243, 1342486, 2013729, 3356215, 4027458, 6712430, 10068645, 20137290]

約数ペア:

[(1, 20137290), (2, 10068645), (3, 6712430), (5, 4027458), (6, 3356215), (10, 2013729), (15, 1342486), (30, 671243), (31, 649590), (59, 341310), (62, 324795), (93, 216530), (118, 170655), (155, 129918), (177, 113770), (186, 108265), (295, 68262), (310, 64959), (354, 56885), (367, 54870), (465, 43306), (590, 34131), (734, 27435), (885, 22754), (930, 21653), (1101, 18290), (1770, 11377), (1829, 11010), (1835, 10974), (2202, 9145), (3658, 5505), (3670, 5487)]