39220520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 93312000

約数和(自身を除く): 54091480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 479, 712, 890, 920, 958, 1780, 1916, 2047, 2395, 3560, 3832, 4094, 4790, 8188, 9580, 10235, 11017, 16376, 19160, 20470, 22034, 40940, 42631, 44068, 55085, 81880, 85262, 88136, 110170, 170524, 213155, 220340, 341048, 426310, 440680, 852620, 980513, 1705240, 1961026, 3922052, 4902565, 7844104, 9805130, 19610260, 39220520]

約数ペア:

[(1, 39220520), (2, 19610260), (4, 9805130), (5, 7844104), (8, 4902565), (10, 3922052), (20, 1961026), (23, 1705240), (40, 980513), (46, 852620), (89, 440680), (92, 426310), (115, 341048), (178, 220340), (184, 213155), (230, 170524), (356, 110170), (445, 88136), (460, 85262), (479, 81880), (712, 55085), (890, 44068), (920, 42631), (958, 40940), (1780, 22034), (1916, 20470), (2047, 19160), (2395, 16376), (3560, 11017), (3832, 10235), (4094, 9580), (4790, 8188)]