2019915170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{2531}}^1$

素因数の和:3435

約数の個数: 64

約数和(自身を含む): 4481761536

約数和(自身を除く): 2461846366

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 877, 910, 1754, 2531, 4385, 5062, 6139, 8770, 11401, 12278, 12655, 17717, 22802, 25310, 30695, 32903, 35434, 57005, 61390, 65806, 79807, 88585, 114010, 159614, 164515, 177170, 230321, 329030, 399035, 460642, 798070, 1151605, 2219687, 2303210, 4439374, 11098435, 15537809, 22196870, 28855931, 31075618, 57711862, 77689045, 144279655, 155378090, 201991517, 288559310, 403983034, 1009957585, 2019915170]

約数ペア:

[(1, 2019915170), (2, 1009957585), (5, 403983034), (7, 288559310), (10, 201991517), (13, 155378090), (14, 144279655), (26, 77689045), (35, 57711862), (65, 31075618), (70, 28855931), (91, 22196870), (130, 15537809), (182, 11098435), (455, 4439374), (877, 2303210), (910, 2219687), (1754, 1151605), (2531, 798070), (4385, 460642), (5062, 399035), (6139, 329030), (8770, 230321), (11401, 177170), (12278, 164515), (12655, 159614), (17717, 114010), (22802, 88585), (25310, 79807), (30695, 65806), (32903, 61390), (35434, 57005)]