39739520

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2053

約数の個数: 64

約数和(自身を含む): 98115840

約数和(自身を除く): 58376320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2003, 2480, 3968, 4006, 4960, 8012, 9920, 10015, 16024, 19840, 20030, 32048, 40060, 62093, 64096, 80120, 124186, 128192, 160240, 248372, 256384, 310465, 320480, 496744, 620930, 640960, 993488, 1241860, 1281920, 1986976, 2483720, 3973952, 4967440, 7947904, 9934880, 19869760, 39739520]

約数ペア:

[(1, 39739520), (2, 19869760), (4, 9934880), (5, 7947904), (8, 4967440), (10, 3973952), (16, 2483720), (20, 1986976), (31, 1281920), (32, 1241860), (40, 993488), (62, 640960), (64, 620930), (80, 496744), (124, 320480), (128, 310465), (155, 256384), (160, 248372), (248, 160240), (310, 128192), (320, 124186), (496, 80120), (620, 64096), (640, 62093), (992, 40060), (1240, 32048), (1984, 20030), (2003, 19840), (2480, 16024), (3968, 10015), (4006, 9920), (4960, 8012)]