27547720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 66340800

約数和(自身を除く): 38793080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 541, 670, 760, 1082, 1273, 1340, 2164, 2546, 2680, 2705, 4328, 5092, 5410, 6365, 10184, 10279, 10820, 12730, 20558, 21640, 25460, 36247, 41116, 50920, 51395, 72494, 82232, 102790, 144988, 181235, 205580, 289976, 362470, 411160, 688693, 724940, 1377386, 1449880, 2754772, 3443465, 5509544, 6886930, 13773860, 27547720]

約数ペア:

[(1, 27547720), (2, 13773860), (4, 6886930), (5, 5509544), (8, 3443465), (10, 2754772), (19, 1449880), (20, 1377386), (38, 724940), (40, 688693), (67, 411160), (76, 362470), (95, 289976), (134, 205580), (152, 181235), (190, 144988), (268, 102790), (335, 82232), (380, 72494), (536, 51395), (541, 50920), (670, 41116), (760, 36247), (1082, 25460), (1273, 21640), (1340, 20558), (2164, 12730), (2546, 10820), (2680, 10279), (2705, 10184), (4328, 6365), (5092, 5410)]