47148520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 64825880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 809, 940, 1240, 1457, 1618, 1880, 2914, 3236, 4045, 5828, 6472, 7285, 8090, 11656, 14570, 16180, 25079, 29140, 32360, 38023, 50158, 58280, 76046, 100316, 125395, 152092, 190115, 200632, 250790, 304184, 380230, 501580, 760460, 1003160, 1178713, 1520920, 2357426, 4714852, 5893565, 9429704, 11787130, 23574260, 47148520]

約数ペア:

[(1, 47148520), (2, 23574260), (4, 11787130), (5, 9429704), (8, 5893565), (10, 4714852), (20, 2357426), (31, 1520920), (40, 1178713), (47, 1003160), (62, 760460), (94, 501580), (124, 380230), (155, 304184), (188, 250790), (235, 200632), (248, 190115), (310, 152092), (376, 125395), (470, 100316), (620, 76046), (809, 58280), (940, 50158), (1240, 38023), (1457, 32360), (1618, 29140), (1880, 25079), (2914, 16180), (3236, 14570), (4045, 11656), (5828, 8090), (6472, 7285)]