20805092340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18250081}}^1$

素因数の和:18250112

約数の個数: 48

約数和(自身を含む): 61320275520

約数和(自身を除く): 40515183180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18250081, 36500162, 54750243, 73000324, 91250405, 109500486, 182500810, 219000972, 273751215, 346751539, 365001620, 547502430, 693503078, 1040254617, 1095004860, 1387006156, 1733757695, 2080509234, 3467515390, 4161018468, 5201273085, 6935030780, 10402546170, 20805092340]

約数ペア:

[(1, 20805092340), (2, 10402546170), (3, 6935030780), (4, 5201273085), (5, 4161018468), (6, 3467515390), (10, 2080509234), (12, 1733757695), (15, 1387006156), (19, 1095004860), (20, 1040254617), (30, 693503078), (38, 547502430), (57, 365001620), (60, 346751539), (76, 273751215), (95, 219000972), (114, 182500810), (190, 109500486), (228, 91250405), (285, 73000324), (380, 54750243), (570, 36500162), (1140, 18250081)]