15704858820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37392521}}^1$

素因数の和:37392540

約数の個数: 48

約数和(自身を含む): 50255549568

約数和(自身を除く): 34550690748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 37392521, 74785042, 112177563, 149570084, 186962605, 224355126, 261747647, 373925210, 448710252, 523495294, 560887815, 747850420, 785242941, 1046990588, 1121775630, 1308738235, 1570485882, 2243551260, 2617476470, 3140971764, 3926214705, 5234952940, 7852429410, 15704858820]

約数ペア:

[(1, 15704858820), (2, 7852429410), (3, 5234952940), (4, 3926214705), (5, 3140971764), (6, 2617476470), (7, 2243551260), (10, 1570485882), (12, 1308738235), (14, 1121775630), (15, 1046990588), (20, 785242941), (21, 747850420), (28, 560887815), (30, 523495294), (35, 448710252), (42, 373925210), (60, 261747647), (70, 224355126), (84, 186962605), (105, 149570084), (140, 112177563), (210, 74785042), (420, 37392521)]