1320248930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131893}}^1$

素因数の和:131931

約数の個数: 64

約数和(自身を含む): 3190779648

約数和(自身を除く): 1870530718

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 10010, 131893, 263786, 659465, 923251, 1318930, 1450823, 1714609, 1846502, 2901646, 3429218, 4616255, 7254115, 8573045, 9232510, 10155761, 12002263, 14508230, 17146090, 18860699, 20311522, 24004526, 37721398, 50778805, 60011315, 94303495, 101557610, 120022630, 132024893, 188606990, 264049786, 660124465, 1320248930]

約数ペア:

[(1, 1320248930), (2, 660124465), (5, 264049786), (7, 188606990), (10, 132024893), (11, 120022630), (13, 101557610), (14, 94303495), (22, 60011315), (26, 50778805), (35, 37721398), (55, 24004526), (65, 20311522), (70, 18860699), (77, 17146090), (91, 14508230), (110, 12002263), (130, 10155761), (143, 9232510), (154, 8573045), (182, 7254115), (286, 4616255), (385, 3429218), (455, 2901646), (715, 1846502), (770, 1714609), (910, 1450823), (1001, 1318930), (1430, 923251), (2002, 659465), (5005, 263786), (10010, 131893)]