20349639350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{9697}}^1$

素因数の和:9822

約数の個数: 72

約数和(自身を含む): 40712397960

約数和(自身を除く): 20362758610

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 190, 235, 470, 475, 893, 950, 1175, 1786, 2209, 2350, 4418, 4465, 8930, 9697, 11045, 19394, 22090, 22325, 41971, 44650, 48485, 55225, 83942, 96970, 110450, 184243, 209855, 242425, 368486, 419710, 455759, 484850, 911518, 921215, 1049275, 1842430, 2098550, 2278795, 4557590, 4606075, 8659421, 9212150, 11393975, 17318842, 21420673, 22787950, 42841346, 43297105, 86594210, 107103365, 214206730, 216485525, 406992787, 432971050, 535516825, 813985574, 1071033650, 2034963935, 4069927870, 10174819675, 20349639350]

約数ペア:

[(1, 20349639350), (2, 10174819675), (5, 4069927870), (10, 2034963935), (19, 1071033650), (25, 813985574), (38, 535516825), (47, 432971050), (50, 406992787), (94, 216485525), (95, 214206730), (190, 107103365), (235, 86594210), (470, 43297105), (475, 42841346), (893, 22787950), (950, 21420673), (1175, 17318842), (1786, 11393975), (2209, 9212150), (2350, 8659421), (4418, 4606075), (4465, 4557590), (8930, 2278795), (9697, 2098550), (11045, 1842430), (19394, 1049275), (22090, 921215), (22325, 911518), (41971, 484850), (44650, 455759), (48485, 419710), (55225, 368486), (83942, 242425), (96970, 209855), (110450, 184243)]