23447780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 51770880

約数和(自身を除く): 28323100

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 295, 310, 590, 620, 641, 1180, 1282, 1829, 2564, 3205, 3658, 6410, 7316, 9145, 12820, 18290, 19871, 36580, 37819, 39742, 75638, 79484, 99355, 151276, 189095, 198710, 378190, 397420, 756380, 1172389, 2344778, 4689556, 5861945, 11723890, 23447780]

約数ペア:

[(1, 23447780), (2, 11723890), (4, 5861945), (5, 4689556), (10, 2344778), (20, 1172389), (31, 756380), (59, 397420), (62, 378190), (118, 198710), (124, 189095), (155, 151276), (236, 99355), (295, 79484), (310, 75638), (590, 39742), (620, 37819), (641, 36580), (1180, 19871), (1282, 18290), (1829, 12820), (2564, 9145), (3205, 7316), (3658, 6410)]