1363820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 3128160

約数和(自身を除く): 1764340

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 97, 148, 185, 190, 194, 370, 380, 388, 485, 703, 740, 970, 1406, 1843, 1940, 2812, 3515, 3589, 3686, 7030, 7178, 7372, 9215, 14060, 14356, 17945, 18430, 35890, 36860, 68191, 71780, 136382, 272764, 340955, 681910, 1363820]

約数ペア:

[(1, 1363820), (2, 681910), (4, 340955), (5, 272764), (10, 136382), (19, 71780), (20, 68191), (37, 36860), (38, 35890), (74, 18430), (76, 17945), (95, 14356), (97, 14060), (148, 9215), (185, 7372), (190, 7178), (194, 7030), (370, 3686), (380, 3589), (388, 3515), (485, 2812), (703, 1940), (740, 1843), (970, 1406)]