8743420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 22274784

約数和(自身を除く): 13531364

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 173, 190, 266, 346, 361, 380, 532, 665, 692, 722, 865, 1211, 1330, 1444, 1730, 1805, 2422, 2527, 2660, 3287, 3460, 3610, 4844, 5054, 6055, 6574, 7220, 10108, 12110, 12635, 13148, 16435, 23009, 24220, 25270, 32870, 46018, 50540, 62453, 65740, 92036, 115045, 124906, 230090, 249812, 312265, 437171, 460180, 624530, 874342, 1249060, 1748684, 2185855, 4371710, 8743420]

約数ペア:

[(1, 8743420), (2, 4371710), (4, 2185855), (5, 1748684), (7, 1249060), (10, 874342), (14, 624530), (19, 460180), (20, 437171), (28, 312265), (35, 249812), (38, 230090), (70, 124906), (76, 115045), (95, 92036), (133, 65740), (140, 62453), (173, 50540), (190, 46018), (266, 32870), (346, 25270), (361, 24220), (380, 23009), (532, 16435), (665, 13148), (692, 12635), (722, 12110), (865, 10108), (1211, 7220), (1330, 6574), (1444, 6055), (1730, 5054), (1805, 4844), (2422, 3610), (2527, 3460), (2660, 3287)]