20210573640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1\times {\mathrm{2179}}^1$

素因数の和:4319

約数の個数: 128

約数和(自身を含む): 62328816000

約数和(自身を除く): 42118242360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2089, 2179, 2220, 4178, 4358, 4440, 6267, 6537, 8356, 8716, 10445, 10895, 12534, 13074, 16712, 17432, 20890, 21790, 25068, 26148, 31335, 32685, 41780, 43580, 50136, 52296, 62670, 65370, 77293, 80623, 83560, 87160, 125340, 130740, 154586, 161246, 231879, 241869, 250680, 261480, 309172, 322492, 386465, 403115, 463758, 483738, 618344, 644984, 772930, 806230, 927516, 967476, 1159395, 1209345, 1545860, 1612460, 1855032, 1934952, 2318790, 2418690, 3091720, 3224920, 4551931, 4637580, 4837380, 9103862, 9275160, 9674760, 13655793, 18207724, 22759655, 27311586, 36415448, 45519310, 54623172, 68278965, 91038620, 109246344, 136557930, 168421447, 182077240, 273115860, 336842894, 505264341, 546231720, 673685788, 842107235, 1010528682, 1347371576, 1684214470, 2021057364, 2526321705, 3368428940, 4042114728, 5052643410, 6736857880, 10105286820, 20210573640]

約数ペア:

[(1, 20210573640), (2, 10105286820), (3, 6736857880), (4, 5052643410), (5, 4042114728), (6, 3368428940), (8, 2526321705), (10, 2021057364), (12, 1684214470), (15, 1347371576), (20, 1010528682), (24, 842107235), (30, 673685788), (37, 546231720), (40, 505264341), (60, 336842894), (74, 273115860), (111, 182077240), (120, 168421447), (148, 136557930), (185, 109246344), (222, 91038620), (296, 68278965), (370, 54623172), (444, 45519310), (555, 36415448), (740, 27311586), (888, 22759655), (1110, 18207724), (1480, 13655793), (2089, 9674760), (2179, 9275160), (2220, 9103862), (4178, 4837380), (4358, 4637580), (4440, 4551931), (6267, 3224920), (6537, 3091720), (8356, 2418690), (8716, 2318790), (10445, 1934952), (10895, 1855032), (12534, 1612460), (13074, 1545860), (16712, 1209345), (17432, 1159395), (20890, 967476), (21790, 927516), (25068, 806230), (26148, 772930), (31335, 644984), (32685, 618344), (41780, 483738), (43580, 463758), (50136, 403115), (52296, 386465), (62670, 322492), (65370, 309172), (77293, 261480), (80623, 250680), (83560, 241869), (87160, 231879), (125340, 161246), (130740, 154586)]