4198651780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{24989}}^1$

素因数の和:25300

約数の個数: 48

約数和(自身を含む): 9135544320

約数和(自身を除く): 4936892540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 271, 310, 542, 620, 1084, 1355, 2710, 5420, 8401, 16802, 24989, 33604, 42005, 49978, 84010, 99956, 124945, 168020, 249890, 499780, 774659, 1549318, 3098636, 3873295, 6772019, 7746590, 13544038, 15493180, 27088076, 33860095, 67720190, 135440380, 209932589, 419865178, 839730356, 1049662945, 2099325890, 4198651780]

約数ペア:

[(1, 4198651780), (2, 2099325890), (4, 1049662945), (5, 839730356), (10, 419865178), (20, 209932589), (31, 135440380), (62, 67720190), (124, 33860095), (155, 27088076), (271, 15493180), (310, 13544038), (542, 7746590), (620, 6772019), (1084, 3873295), (1355, 3098636), (2710, 1549318), (5420, 774659), (8401, 499780), (16802, 249890), (24989, 168020), (33604, 124945), (42005, 99956), (49978, 84010)]