12503820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{4253}}^1$

素因数の和:4279

約数の個数: 72

約数和(自身を含む): 40736304

約数和(自身を除く): 28232484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 4253, 8506, 12759, 17012, 21265, 25518, 29771, 42530, 51036, 59542, 63795, 85060, 89313, 119084, 127590, 148855, 178626, 208397, 255180, 297710, 357252, 416794, 446565, 595420, 625191, 833588, 893130, 1041985, 1250382, 1786260, 2083970, 2500764, 3125955, 4167940, 6251910, 12503820]

約数ペア:

[(1, 12503820), (2, 6251910), (3, 4167940), (4, 3125955), (5, 2500764), (6, 2083970), (7, 1786260), (10, 1250382), (12, 1041985), (14, 893130), (15, 833588), (20, 625191), (21, 595420), (28, 446565), (30, 416794), (35, 357252), (42, 297710), (49, 255180), (60, 208397), (70, 178626), (84, 148855), (98, 127590), (105, 119084), (140, 89313), (147, 85060), (196, 63795), (210, 59542), (245, 51036), (294, 42530), (420, 29771), (490, 25518), (588, 21265), (735, 17012), (980, 12759), (1470, 8506), (2940, 4253)]