20576639950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{460843}}^1$

素因数の和:460921

約数の個数: 48

約数和(自身を含む): 41144152320

約数和(自身を除く): 20567512370

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 190, 235, 470, 475, 893, 950, 1175, 1786, 2350, 4465, 8930, 22325, 44650, 460843, 921686, 2304215, 4608430, 8756017, 11521075, 17512034, 21659621, 23042150, 43319242, 43780085, 87560170, 108298105, 216596210, 218900425, 411532799, 437800850, 541490525, 823065598, 1082981050, 2057663995, 4115327990, 10288319975, 20576639950]

約数ペア:

[(1, 20576639950), (2, 10288319975), (5, 4115327990), (10, 2057663995), (19, 1082981050), (25, 823065598), (38, 541490525), (47, 437800850), (50, 411532799), (94, 218900425), (95, 216596210), (190, 108298105), (235, 87560170), (470, 43780085), (475, 43319242), (893, 23042150), (950, 21659621), (1175, 17512034), (1786, 11521075), (2350, 8756017), (4465, 4608430), (8930, 2304215), (22325, 921686), (44650, 460843)]