343889740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{5419}}^1$

素因数の和:5614

約数の個数: 48

約数和(自身を含む): 764870400

約数和(自身を除く): 420980660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 380, 668, 835, 1670, 3173, 3340, 5419, 6346, 10838, 12692, 15865, 21676, 27095, 31730, 54190, 63460, 102961, 108380, 205922, 411844, 514805, 904973, 1029610, 1809946, 2059220, 3619892, 4524865, 9049730, 17194487, 18099460, 34388974, 68777948, 85972435, 171944870, 343889740]

約数ペア:

[(1, 343889740), (2, 171944870), (4, 85972435), (5, 68777948), (10, 34388974), (19, 18099460), (20, 17194487), (38, 9049730), (76, 4524865), (95, 3619892), (167, 2059220), (190, 1809946), (334, 1029610), (380, 904973), (668, 514805), (835, 411844), (1670, 205922), (3173, 108380), (3340, 102961), (5419, 63460), (6346, 54190), (10838, 31730), (12692, 27095), (15865, 21676)]