19056400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 51478848

約数和(自身を除く): 32422448

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 61, 71, 80, 88, 100, 110, 122, 142, 176, 200, 220, 244, 275, 284, 305, 355, 400, 440, 488, 550, 568, 610, 671, 710, 781, 880, 976, 1100, 1136, 1220, 1342, 1420, 1525, 1562, 1775, 2200, 2440, 2684, 2840, 3050, 3124, 3355, 3550, 3905, 4331, 4400, 4880, 5368, 5680, 6100, 6248, 6710, 7100, 7810, 8662, 10736, 12200, 12496, 13420, 14200, 15620, 16775, 17324, 19525, 21655, 24400, 26840, 28400, 31240, 33550, 34648, 39050, 43310, 47641, 53680, 62480, 67100, 69296, 78100, 86620, 95282, 108275, 134200, 156200, 173240, 190564, 216550, 238205, 268400, 312400, 346480, 381128, 433100, 476410, 762256, 866200, 952820, 1191025, 1732400, 1905640, 2382050, 3811280, 4764100, 9528200, 19056400]

約数ペア:

[(1, 19056400), (2, 9528200), (4, 4764100), (5, 3811280), (8, 2382050), (10, 1905640), (11, 1732400), (16, 1191025), (20, 952820), (22, 866200), (25, 762256), (40, 476410), (44, 433100), (50, 381128), (55, 346480), (61, 312400), (71, 268400), (80, 238205), (88, 216550), (100, 190564), (110, 173240), (122, 156200), (142, 134200), (176, 108275), (200, 95282), (220, 86620), (244, 78100), (275, 69296), (284, 67100), (305, 62480), (355, 53680), (400, 47641), (440, 43310), (488, 39050), (550, 34648), (568, 33550), (610, 31240), (671, 28400), (710, 26840), (781, 24400), (880, 21655), (976, 19525), (1100, 17324), (1136, 16775), (1220, 15620), (1342, 14200), (1420, 13420), (1525, 12496), (1562, 12200), (1775, 10736), (2200, 8662), (2440, 7810), (2684, 7100), (2840, 6710), (3050, 6248), (3124, 6100), (3355, 5680), (3550, 5368), (3905, 4880), (4331, 4400)]