20298360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 64281600

約数和(自身を除く): 43983240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 59, 60, 61, 94, 118, 120, 122, 141, 177, 183, 188, 235, 236, 244, 282, 295, 305, 354, 366, 376, 470, 472, 488, 564, 590, 610, 705, 708, 732, 885, 915, 940, 1128, 1180, 1220, 1410, 1416, 1464, 1770, 1830, 1880, 2360, 2440, 2773, 2820, 2867, 3540, 3599, 3660, 5546, 5640, 5734, 7080, 7198, 7320, 8319, 8601, 10797, 11092, 11468, 13865, 14335, 14396, 16638, 17202, 17995, 21594, 22184, 22936, 27730, 28670, 28792, 33276, 34404, 35990, 41595, 43005, 43188, 53985, 55460, 57340, 66552, 68808, 71980, 83190, 86010, 86376, 107970, 110920, 114680, 143960, 166380, 169153, 172020, 215940, 332760, 338306, 344040, 431880, 507459, 676612, 845765, 1014918, 1353224, 1691530, 2029836, 2537295, 3383060, 4059672, 5074590, 6766120, 10149180, 20298360]

約数ペア:

[(1, 20298360), (2, 10149180), (3, 6766120), (4, 5074590), (5, 4059672), (6, 3383060), (8, 2537295), (10, 2029836), (12, 1691530), (15, 1353224), (20, 1014918), (24, 845765), (30, 676612), (40, 507459), (47, 431880), (59, 344040), (60, 338306), (61, 332760), (94, 215940), (118, 172020), (120, 169153), (122, 166380), (141, 143960), (177, 114680), (183, 110920), (188, 107970), (235, 86376), (236, 86010), (244, 83190), (282, 71980), (295, 68808), (305, 66552), (354, 57340), (366, 55460), (376, 53985), (470, 43188), (472, 43005), (488, 41595), (564, 35990), (590, 34404), (610, 33276), (705, 28792), (708, 28670), (732, 27730), (885, 22936), (915, 22184), (940, 21594), (1128, 17995), (1180, 17202), (1220, 16638), (1410, 14396), (1416, 14335), (1464, 13865), (1770, 11468), (1830, 11092), (1880, 10797), (2360, 8601), (2440, 8319), (2773, 7320), (2820, 7198), (2867, 7080), (3540, 5734), (3599, 5640), (3660, 5546)]