20838210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 51960960

約数和(自身を除く): 31122750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 61, 118, 122, 177, 183, 193, 295, 305, 354, 366, 386, 579, 590, 610, 885, 915, 965, 1158, 1770, 1830, 1930, 2895, 3599, 5790, 7198, 10797, 11387, 11773, 17995, 21594, 22774, 23546, 34161, 35319, 35990, 53985, 56935, 58865, 68322, 70638, 107970, 113870, 117730, 170805, 176595, 341610, 353190, 694607, 1389214, 2083821, 3473035, 4167642, 6946070, 10419105, 20838210]

約数ペア:

[(1, 20838210), (2, 10419105), (3, 6946070), (5, 4167642), (6, 3473035), (10, 2083821), (15, 1389214), (30, 694607), (59, 353190), (61, 341610), (118, 176595), (122, 170805), (177, 117730), (183, 113870), (193, 107970), (295, 70638), (305, 68322), (354, 58865), (366, 56935), (386, 53985), (579, 35990), (590, 35319), (610, 34161), (885, 23546), (915, 22774), (965, 21594), (1158, 17995), (1770, 11773), (1830, 11387), (1930, 10797), (2895, 7198), (3599, 5790)]