20628930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4271}}^1$

素因数の和:4311

約数の個数: 64

約数和(自身を含む): 59056128

約数和(自身を除く): 38427198

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4271, 4830, 8542, 12813, 21355, 25626, 29897, 42710, 59794, 64065, 89691, 98233, 128130, 149485, 179382, 196466, 294699, 298970, 448455, 491165, 589398, 687631, 896910, 982330, 1375262, 1473495, 2062893, 2946990, 3438155, 4125786, 6876310, 10314465, 20628930]

約数ペア:

[(1, 20628930), (2, 10314465), (3, 6876310), (5, 4125786), (6, 3438155), (7, 2946990), (10, 2062893), (14, 1473495), (15, 1375262), (21, 982330), (23, 896910), (30, 687631), (35, 589398), (42, 491165), (46, 448455), (69, 298970), (70, 294699), (105, 196466), (115, 179382), (138, 149485), (161, 128130), (210, 98233), (230, 89691), (322, 64065), (345, 59794), (483, 42710), (690, 29897), (805, 25626), (966, 21355), (1610, 12813), (2415, 8542), (4271, 4830)]