305890130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{336143}}^1$

素因数の和:336170

約数の個数: 32

約数和(自身を含む): 677666304

約数和(自身を除く): 371776174

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 336143, 672286, 1680715, 2353001, 3361430, 4369859, 4706002, 8739718, 11765005, 21849295, 23530010, 30589013, 43698590, 61178026, 152945065, 305890130]

約数ペア:

[(1, 305890130), (2, 152945065), (5, 61178026), (7, 43698590), (10, 30589013), (13, 23530010), (14, 21849295), (26, 11765005), (35, 8739718), (65, 4706002), (70, 4369859), (91, 3361430), (130, 2353001), (182, 1680715), (455, 672286), (910, 336143)]