86939060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17599}}^1$

素因数の和:17640

約数の個数: 48

約数和(自身を含む): 206976000

約数和(自身を除く): 120036940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 17599, 35198, 70396, 87995, 175990, 228787, 334381, 351980, 457574, 668762, 915148, 1143935, 1337524, 1671905, 2287870, 3343810, 4346953, 4575740, 6687620, 8693906, 17387812, 21734765, 43469530, 86939060]

約数ペア:

[(1, 86939060), (2, 43469530), (4, 21734765), (5, 17387812), (10, 8693906), (13, 6687620), (19, 4575740), (20, 4346953), (26, 3343810), (38, 2287870), (52, 1671905), (65, 1337524), (76, 1143935), (95, 915148), (130, 668762), (190, 457574), (247, 351980), (260, 334381), (380, 228787), (494, 175990), (988, 87995), (1235, 70396), (2470, 35198), (4940, 17599)]