48941720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 117676800

約数和(自身を除く): 68735080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 907, 1349, 1420, 1814, 2698, 2840, 3628, 4535, 5396, 6745, 7256, 9070, 10792, 13490, 17233, 18140, 26980, 34466, 36280, 53960, 64397, 68932, 86165, 128794, 137864, 172330, 257588, 321985, 344660, 515176, 643970, 689320, 1223543, 1287940, 2447086, 2575880, 4894172, 6117715, 9788344, 12235430, 24470860, 48941720]

約数ペア:

[(1, 48941720), (2, 24470860), (4, 12235430), (5, 9788344), (8, 6117715), (10, 4894172), (19, 2575880), (20, 2447086), (38, 1287940), (40, 1223543), (71, 689320), (76, 643970), (95, 515176), (142, 344660), (152, 321985), (190, 257588), (284, 172330), (355, 137864), (380, 128794), (568, 86165), (710, 68932), (760, 64397), (907, 53960), (1349, 36280), (1420, 34466), (1814, 26980), (2698, 18140), (2840, 17233), (3628, 13490), (4535, 10792), (5396, 9070), (6745, 7256)]