1286989340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1\times {\mathrm{853}}^1$

素因数の和:1711

約数の個数: 96

約数和(自身を含む): 3334289280

約数和(自身を除く): 2047299940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 829, 853, 910, 1658, 1706, 1820, 3316, 3412, 4145, 4265, 5803, 5971, 8290, 8530, 10777, 11089, 11606, 11942, 16580, 17060, 21554, 22178, 23212, 23884, 29015, 29855, 43108, 44356, 53885, 55445, 58030, 59710, 75439, 77623, 107770, 110890, 116060, 119420, 150878, 155246, 215540, 221780, 301756, 310492, 377195, 388115, 707137, 754390, 776230, 1414274, 1508780, 1552460, 2828548, 3535685, 4949959, 7071370, 9192781, 9899918, 14142740, 18385562, 19799836, 24749795, 36771124, 45963905, 49499590, 64349467, 91927810, 98999180, 128698934, 183855620, 257397868, 321747335, 643494670, 1286989340]

約数ペア:

[(1, 1286989340), (2, 643494670), (4, 321747335), (5, 257397868), (7, 183855620), (10, 128698934), (13, 98999180), (14, 91927810), (20, 64349467), (26, 49499590), (28, 45963905), (35, 36771124), (52, 24749795), (65, 19799836), (70, 18385562), (91, 14142740), (130, 9899918), (140, 9192781), (182, 7071370), (260, 4949959), (364, 3535685), (455, 2828548), (829, 1552460), (853, 1508780), (910, 1414274), (1658, 776230), (1706, 754390), (1820, 707137), (3316, 388115), (3412, 377195), (4145, 310492), (4265, 301756), (5803, 221780), (5971, 215540), (8290, 155246), (8530, 150878), (10777, 119420), (11089, 116060), (11606, 110890), (11942, 107770), (16580, 77623), (17060, 75439), (21554, 59710), (22178, 58030), (23212, 55445), (23884, 53885), (29015, 44356), (29855, 43108)]