636238190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{2069}}^1$

素因数の和:2297

約数の個数: 64

約数和(自身を含む): 1373552640

約数和(自身を除く): 737314450

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 191, 230, 322, 382, 805, 955, 1337, 1610, 1910, 2069, 2674, 4138, 4393, 6685, 8786, 10345, 13370, 14483, 20690, 21965, 28966, 30751, 43930, 47587, 61502, 72415, 95174, 144830, 153755, 237935, 307510, 333109, 395179, 475870, 666218, 790358, 1665545, 1975895, 2766253, 3331090, 3951790, 5532506, 9089117, 13831265, 18178234, 27662530, 45445585, 63623819, 90891170, 127247638, 318119095, 636238190]

約数ペア:

[(1, 636238190), (2, 318119095), (5, 127247638), (7, 90891170), (10, 63623819), (14, 45445585), (23, 27662530), (35, 18178234), (46, 13831265), (70, 9089117), (115, 5532506), (161, 3951790), (191, 3331090), (230, 2766253), (322, 1975895), (382, 1665545), (805, 790358), (955, 666218), (1337, 475870), (1610, 395179), (1910, 333109), (2069, 307510), (2674, 237935), (4138, 153755), (4393, 144830), (6685, 95174), (8786, 72415), (10345, 61502), (13370, 47587), (14483, 43930), (20690, 30751), (21965, 28966)]