2028438790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2111}}^1$

素因数の和:2222

約数の個数: 96

約数和(自身を含む): 4446503424

約数和(自身を除く): 2418064634

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 53, 70, 74, 98, 106, 185, 245, 259, 265, 370, 371, 490, 518, 530, 742, 1295, 1813, 1855, 1961, 2111, 2590, 2597, 3626, 3710, 3922, 4222, 5194, 9065, 9805, 10555, 12985, 13727, 14777, 18130, 19610, 21110, 25970, 27454, 29554, 68635, 73885, 78107, 96089, 103439, 111883, 137270, 147770, 156214, 192178, 206878, 223766, 390535, 480445, 517195, 546749, 559415, 781070, 783181, 960890, 1034390, 1093498, 1118830, 1566362, 2733745, 3827243, 3915905, 4139671, 5467490, 5482267, 7654486, 7831810, 8279342, 10964534, 19136215, 20698355, 27411335, 28977697, 38272430, 41396710, 54822670, 57955394, 144888485, 202843879, 289776970, 405687758, 1014219395, 2028438790]

約数ペア:

[(1, 2028438790), (2, 1014219395), (5, 405687758), (7, 289776970), (10, 202843879), (14, 144888485), (35, 57955394), (37, 54822670), (49, 41396710), (53, 38272430), (70, 28977697), (74, 27411335), (98, 20698355), (106, 19136215), (185, 10964534), (245, 8279342), (259, 7831810), (265, 7654486), (370, 5482267), (371, 5467490), (490, 4139671), (518, 3915905), (530, 3827243), (742, 2733745), (1295, 1566362), (1813, 1118830), (1855, 1093498), (1961, 1034390), (2111, 960890), (2590, 783181), (2597, 781070), (3626, 559415), (3710, 546749), (3922, 517195), (4222, 480445), (5194, 390535), (9065, 223766), (9805, 206878), (10555, 192178), (12985, 156214), (13727, 147770), (14777, 137270), (18130, 111883), (19610, 103439), (21110, 96089), (25970, 78107), (27454, 73885), (29554, 68635)]