2019926090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{54139}}^1$

素因数の和:54207

約数の個数: 64

約数和(自身を含む): 4584142080

約数和(自身を除く): 2564215990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 41, 65, 70, 82, 91, 130, 182, 205, 287, 410, 455, 533, 574, 910, 1066, 1435, 2665, 2870, 3731, 5330, 7462, 18655, 37310, 54139, 108278, 270695, 378973, 541390, 703807, 757946, 1407614, 1894865, 2219699, 3519035, 3789730, 4439398, 4926649, 7038070, 9853298, 11098495, 15537893, 22196990, 24633245, 28856087, 31075786, 49266490, 57712174, 77689465, 144280435, 155378930, 201992609, 288560870, 403985218, 1009963045, 2019926090]

約数ペア:

[(1, 2019926090), (2, 1009963045), (5, 403985218), (7, 288560870), (10, 201992609), (13, 155378930), (14, 144280435), (26, 77689465), (35, 57712174), (41, 49266490), (65, 31075786), (70, 28856087), (82, 24633245), (91, 22196990), (130, 15537893), (182, 11098495), (205, 9853298), (287, 7038070), (410, 4926649), (455, 4439398), (533, 3789730), (574, 3519035), (910, 2219699), (1066, 1894865), (1435, 1407614), (2665, 757946), (2870, 703807), (3731, 541390), (5330, 378973), (7462, 270695), (18655, 108278), (37310, 54139)]