20034720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13913}}^1$

素因数の和:13934

約数の個数: 72

約数和(自身を含む): 68373396

約数和(自身を除く): 48338676

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13913, 27826, 41739, 55652, 69565, 83478, 111304, 125217, 139130, 166956, 208695, 222608, 250434, 278260, 333912, 417390, 445216, 500868, 556520, 626085, 667824, 834780, 1001736, 1113040, 1252170, 1335648, 1669560, 2003472, 2226080, 2504340, 3339120, 4006944, 5008680, 6678240, 10017360, 20034720]

約数ペア:

[(1, 20034720), (2, 10017360), (3, 6678240), (4, 5008680), (5, 4006944), (6, 3339120), (8, 2504340), (9, 2226080), (10, 2003472), (12, 1669560), (15, 1335648), (16, 1252170), (18, 1113040), (20, 1001736), (24, 834780), (30, 667824), (32, 626085), (36, 556520), (40, 500868), (45, 445216), (48, 417390), (60, 333912), (72, 278260), (80, 250434), (90, 222608), (96, 208695), (120, 166956), (144, 139130), (160, 125217), (180, 111304), (240, 83478), (288, 69565), (360, 55652), (480, 41739), (720, 27826), (1440, 13913)]