1691690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3$

素因数の和:64

約数の個数: 64

約数和(自身を含む): 4112640

約数和(自身を除く): 2420950

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 169, 182, 286, 338, 385, 455, 715, 770, 845, 910, 1001, 1183, 1430, 1690, 1859, 2002, 2197, 2366, 3718, 4394, 5005, 5915, 9295, 10010, 10985, 11830, 13013, 15379, 18590, 21970, 24167, 26026, 30758, 48334, 65065, 76895, 120835, 130130, 153790, 169169, 241670, 338338, 845845, 1691690]

約数ペア:

[(1, 1691690), (2, 845845), (5, 338338), (7, 241670), (10, 169169), (11, 153790), (13, 130130), (14, 120835), (22, 76895), (26, 65065), (35, 48334), (55, 30758), (65, 26026), (70, 24167), (77, 21970), (91, 18590), (110, 15379), (130, 13013), (143, 11830), (154, 10985), (169, 10010), (182, 9295), (286, 5915), (338, 5005), (385, 4394), (455, 3718), (715, 2366), (770, 2197), (845, 2002), (910, 1859), (1001, 1690), (1183, 1430)]