1004399680

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:756

約数の個数: 112

約数和(自身を含む): 2462296320

約数和(自身を除く): 1457896640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 79, 80, 134, 158, 160, 268, 316, 320, 335, 395, 536, 593, 632, 670, 790, 1072, 1186, 1264, 1340, 1580, 2144, 2372, 2528, 2680, 2965, 3160, 4288, 4744, 5056, 5293, 5360, 5930, 6320, 9488, 10586, 10720, 11860, 12640, 18976, 21172, 21440, 23720, 25280, 26465, 37952, 39731, 42344, 46847, 47440, 52930, 79462, 84688, 93694, 94880, 105860, 158924, 169376, 187388, 189760, 198655, 211720, 234235, 317848, 338752, 374776, 397310, 423440, 468470, 635696, 749552, 794620, 846880, 936940, 1271392, 1499104, 1589240, 1693760, 1873880, 2542784, 2998208, 3138749, 3178480, 3747760, 6277498, 6356960, 7495520, 12554996, 12713920, 14991040, 15693745, 25109992, 31387490, 50219984, 62774980, 100439968, 125549960, 200879936, 251099920, 502199840, 1004399680]

約数ペア:

[(1, 1004399680), (2, 502199840), (4, 251099920), (5, 200879936), (8, 125549960), (10, 100439968), (16, 62774980), (20, 50219984), (32, 31387490), (40, 25109992), (64, 15693745), (67, 14991040), (79, 12713920), (80, 12554996), (134, 7495520), (158, 6356960), (160, 6277498), (268, 3747760), (316, 3178480), (320, 3138749), (335, 2998208), (395, 2542784), (536, 1873880), (593, 1693760), (632, 1589240), (670, 1499104), (790, 1271392), (1072, 936940), (1186, 846880), (1264, 794620), (1340, 749552), (1580, 635696), (2144, 468470), (2372, 423440), (2528, 397310), (2680, 374776), (2965, 338752), (3160, 317848), (4288, 234235), (4744, 211720), (5056, 198655), (5293, 189760), (5360, 187388), (5930, 169376), (6320, 158924), (9488, 105860), (10586, 94880), (10720, 93694), (11860, 84688), (12640, 79462), (18976, 52930), (21172, 47440), (21440, 46847), (23720, 42344), (25280, 39731), (26465, 37952)]