20227440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:598

約数の個数: 80

約数和(自身を含む): 63138816

約数和(自身を除く): 42911376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 311, 542, 622, 813, 933, 1084, 1244, 1355, 1555, 1626, 1866, 2168, 2488, 2710, 3110, 3252, 3732, 4065, 4336, 4665, 4976, 5420, 6220, 6504, 7464, 8130, 9330, 10840, 12440, 13008, 14928, 16260, 18660, 21680, 24880, 32520, 37320, 65040, 74640, 84281, 168562, 252843, 337124, 421405, 505686, 674248, 842810, 1011372, 1264215, 1348496, 1685620, 2022744, 2528430, 3371240, 4045488, 5056860, 6742480, 10113720, 20227440]

約数ペア:

[(1, 20227440), (2, 10113720), (3, 6742480), (4, 5056860), (5, 4045488), (6, 3371240), (8, 2528430), (10, 2022744), (12, 1685620), (15, 1348496), (16, 1264215), (20, 1011372), (24, 842810), (30, 674248), (40, 505686), (48, 421405), (60, 337124), (80, 252843), (120, 168562), (240, 84281), (271, 74640), (311, 65040), (542, 37320), (622, 32520), (813, 24880), (933, 21680), (1084, 18660), (1244, 16260), (1355, 14928), (1555, 13008), (1626, 12440), (1866, 10840), (2168, 9330), (2488, 8130), (2710, 7464), (3110, 6504), (3252, 6220), (3732, 5420), (4065, 4976), (4336, 4665)]