1572156040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{431911}}^1$

素因数の和:431942

約数の個数: 64

約数和(自身を含む): 4353672960

約数和(自身を除く): 2781516920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 431911, 863822, 1727644, 2159555, 3023377, 3455288, 4319110, 5614843, 6046754, 8638220, 11229686, 12093508, 15116885, 17276440, 22459372, 24187016, 28074215, 30233770, 39303901, 44918744, 56148430, 60467540, 78607802, 112296860, 120935080, 157215604, 196519505, 224593720, 314431208, 393039010, 786078020, 1572156040]

約数ペア:

[(1, 1572156040), (2, 786078020), (4, 393039010), (5, 314431208), (7, 224593720), (8, 196519505), (10, 157215604), (13, 120935080), (14, 112296860), (20, 78607802), (26, 60467540), (28, 56148430), (35, 44918744), (40, 39303901), (52, 30233770), (56, 28074215), (65, 24187016), (70, 22459372), (91, 17276440), (104, 15116885), (130, 12093508), (140, 11229686), (182, 8638220), (260, 6046754), (280, 5614843), (364, 4319110), (455, 3455288), (520, 3023377), (728, 2159555), (910, 1727644), (1820, 863822), (3640, 431911)]