2018363540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1\times {\mathrm{6907}}^1$

素因数の和:7704

約数の個数: 48

約数和(自身を含む): 4468094400

約数和(自身を除く): 2449730860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 769, 1538, 3076, 3845, 6907, 7690, 13814, 14611, 15380, 27628, 29222, 34535, 58444, 69070, 73055, 131233, 138140, 146110, 262466, 292220, 524932, 656165, 1312330, 2624660, 5311483, 10622966, 21245932, 26557415, 53114830, 100918177, 106229660, 201836354, 403672708, 504590885, 1009181770, 2018363540]

約数ペア:

[(1, 2018363540), (2, 1009181770), (4, 504590885), (5, 403672708), (10, 201836354), (19, 106229660), (20, 100918177), (38, 53114830), (76, 26557415), (95, 21245932), (190, 10622966), (380, 5311483), (769, 2624660), (1538, 1312330), (3076, 656165), (3845, 524932), (6907, 292220), (7690, 262466), (13814, 146110), (14611, 138140), (15380, 131233), (27628, 73055), (29222, 69070), (34535, 58444)]