22064920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9043}}^1$

素因数の和:9115

約数の個数: 32

約数和(自身を含む): 50465520

約数和(自身を除く): 28400600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9043, 18086, 36172, 45215, 72344, 90430, 180860, 361720, 551623, 1103246, 2206492, 2758115, 4412984, 5516230, 11032460, 22064920]

約数ペア:

[(1, 22064920), (2, 11032460), (4, 5516230), (5, 4412984), (8, 2758115), (10, 2206492), (20, 1103246), (40, 551623), (61, 361720), (122, 180860), (244, 90430), (305, 72344), (488, 45215), (610, 36172), (1220, 18086), (2440, 9043)]