47864440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 117482400

約数和(自身を除く): 69617960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1109, 1660, 2158, 2218, 3320, 4316, 4436, 5395, 5545, 8632, 8872, 10790, 11090, 14417, 21580, 22180, 28834, 43160, 44360, 57668, 72085, 92047, 115336, 144170, 184094, 288340, 368188, 460235, 576680, 736376, 920470, 1196611, 1840940, 2393222, 3681880, 4786444, 5983055, 9572888, 11966110, 23932220, 47864440]

約数ペア:

[(1, 47864440), (2, 23932220), (4, 11966110), (5, 9572888), (8, 5983055), (10, 4786444), (13, 3681880), (20, 2393222), (26, 1840940), (40, 1196611), (52, 920470), (65, 736376), (83, 576680), (104, 460235), (130, 368188), (166, 288340), (260, 184094), (332, 144170), (415, 115336), (520, 92047), (664, 72085), (830, 57668), (1079, 44360), (1109, 43160), (1660, 28834), (2158, 22180), (2218, 21580), (3320, 14417), (4316, 11090), (4436, 10790), (5395, 8872), (5545, 8632)]