1908998210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{3911}}^1$

素因数の和:4311

約数の個数: 64

約数和(自身を含む): 4146094080

約数和(自身を除く): 2237095870

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 367, 665, 734, 1330, 1835, 2569, 3670, 3911, 5138, 6973, 7822, 12845, 13946, 19555, 25690, 27377, 34865, 39110, 48811, 54754, 69730, 74309, 97622, 136885, 148618, 244055, 273770, 371545, 488110, 520163, 743090, 1040326, 1435337, 2600815, 2870674, 5201630, 7176685, 10047359, 14353370, 20094718, 27271403, 50236795, 54542806, 100473590, 136357015, 190899821, 272714030, 381799642, 954499105, 1908998210]

約数ペア:

[(1, 1908998210), (2, 954499105), (5, 381799642), (7, 272714030), (10, 190899821), (14, 136357015), (19, 100473590), (35, 54542806), (38, 50236795), (70, 27271403), (95, 20094718), (133, 14353370), (190, 10047359), (266, 7176685), (367, 5201630), (665, 2870674), (734, 2600815), (1330, 1435337), (1835, 1040326), (2569, 743090), (3670, 520163), (3911, 488110), (5138, 371545), (6973, 273770), (7822, 244055), (12845, 148618), (13946, 136885), (19555, 97622), (25690, 74309), (27377, 69730), (34865, 54754), (39110, 48811)]